### Question:
TerritoryFence implements Fence { public String getAdministrativeArea() { return administrativeArea; } TerritoryFence(String name, String country, String administrativeArea, String postalCode); @Override String getName(); String getCountry(); String getAdministrativeArea(); String getPostalCode(); @Override boolean equals(Object o); @Override int hashCode(); @Override String toString();  }### Answer:
@Test public void getAdministrativeArea() { assertEquals(new TerritoryFence(null, null,"space",null).getAdministrativeArea(),"space"); }