Answer:
C. The Nile flooded every year, which made an otherwise arid desert fertile for agriculture.
A and C are both correct to a degree. He is well known for his peculiar geometric forms in his paintings, which were not at all realism, but rather a style called cubism. During his Blue Period, his paintings were literally painted in blues, and were true to the answer in C. One particular painting depicts an elderly man playing a guitar with a frown on his face looking incredibly sad and upset. I would probably select C because it describes his Blue Period in contrast to his typical style, which is described in A.
Answer:
Overpopulate the predator that kills it, or bring in a disease that wipes it out.
Explanation: