Doris Lessing was born in 1919 in Persia, moving as a child with her family to southern Rhodesia, now Zimbabwe, where she stayed in school only to the age of 14. A year after moving to London, she published her first novel in 1950.The Grass is Singingexamines unbridgeable racial conflict  in colonial Africa through the eyes of a white farmer's wife and her black servant. Her literary breakthrough came in 1962 with publication ofThe Golden Notebook, seen by many, though not necessarily Lessing, as a pioneering work of modern feminism . A separated study of the mind of the main character, Amma Wulf, the novel explores her thoughts about Africa, politics and relationships with men and sex. Lessing's themes changed to psychology in her works from the 1960s, and by the 1970s the was extremely interested in the Islamic mystic tradition of Sufism . Her turn toward science fiction with theCanopusseries in the early 1980s was not warmly received by traditionalist critics, but she has continued to win new readers and numerous literary awards, including the David Cohen British Literary Prize and the Companion of Honour from the Royal Society of Literature, both in 2001. Following the announcement, the Horace Engdahl told VOA why he was personally so pleased with Lessing's selection. "She is one of the truly great writers-of novels, short stories, fiction and non-fiction," Engdahl said. "She is one of the few writers who have had the courage to uphold the principle of equality between the male and female experience, and she has given the impulse  to numbers of other women writers. And she is really the mother of a school that is one of the most important in our contemporary literature." At 87, Doris Lessing is the oldest Nobel Literature winner sine the first prizes were awarded in 1901. According to the Horace Engdahl, Lessing wins Nobel Prize mainly because  _  .
she has rich experience in living in Africa she is a head master of an important school she encourages women writers to struggle against men she makes great contributions to equal rights for women
Question: Doris Lessing was born in 1919 in Persia, moving as a child with her family to southern Rhodesia, now Zimbabwe, where she stayed in school only to the age of 14. A year after moving to London, she published her first novel in 1950.The Grass is Singingexamines unbridgeable racial conflict  in colonial Africa through the eyes of a white farmer's wife and her black servant. Her literary breakthrough came in 1962 with publication ofThe Golden Notebook, seen by many, though not necessarily Lessing, as a pioneering work of modern feminism . A separated study of the mind of the main character, Amma Wulf, the novel explores her thoughts about Africa, politics and relationships with men and sex. Lessing's themes changed to psychology in her works from the 1960s, and by the 1970s the was extremely interested in the Islamic mystic tradition of Sufism . Her turn toward science fiction with theCanopusseries in the early 1980s was not warmly received by traditionalist critics, but she has continued to win new readers and numerous literary awards, including the David Cohen British Literary Prize and the Companion of Honour from the Royal Society of Literature, both in 2001. Following the announcement, the Horace Engdahl told VOA why he was personally so pleased with Lessing's selection. "She is one of the truly great writers-of novels, short stories, fiction and non-fiction," Engdahl said. "She is one of the few writers who have had the courage to uphold the principle of equality between the male and female experience, and she has given the impulse  to numbers of other women writers. And she is really the mother of a school that is one of the most important in our contemporary literature." At 87, Doris Lessing is the oldest Nobel Literature winner sine the first prizes were awarded in 1901. According to the Horace Engdahl, Lessing wins Nobel Prize mainly because  _  .
A. she has rich experience in living in Africa
B. she is a head master of an important school
C. she encourages women writers to struggle against men
D. she makes great contributions to equal rights for women
Answer: