36. According to the passage, what is a problem big mammals might face on an island?
(A) There may not be enough food.
(B) It is harder to find shelter on small islands.
(C) It may be difficult to move around on small islands.
(D) They become less competitive due to lack of natural enemies.
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統計: A(52), B(8), C(3), D(10), E(0) #2856018
統計: A(52), B(8), C(3), D(10), E(0) #2856018