A student prepares a report on gradual environmental changes. Which is the best topic for this report?
forest fires in mountain regions succession that transforms grassland to forest decomposition of a desert rodent flash flooding in a country area
Question: A student prepares a report on gradual environmental changes. Which is the best topic for this report?
A. forest fires in mountain regions
B. succession that transforms grassland to forest
C. decomposition of a desert rodent
D. flash flooding in a country area
Answer: