22. What is the problem with monkeys in the Costa Rican park?
(A) There isn't enough food for them in the forest.
(B) They eat garbage from houses in the area.
(C) They eat the tourists' food instead of their natural diet.
(D) They attack the tourists to get their food.
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統計: A(1), B(0), C(0), D(0), E(0) #3373198
統計: A(1), B(0), C(0), D(0), E(0) #3373198