Respuesta :
Answer:
B. The terrain is mostly desert and mountains.
Explanation:
Afghanistan is a mountainous country that also has desert areas which makes it a difficult territory to access. Because of this, Afghanistan has been invaded in history but the invaders have not been able to control the whole country considering its difficult geography. According to this, the answer is that the geography of Afghanistan made it difficult for invading armies to conquer because the terrain is mostly desert and mountains.