47. According to the passage, why might animals from pounds be euthanized?
(A) They are too old or sick.
(B) They do not get along with other animals.
(C) There is a lack of space and resources.
(D) They have not been trained properly.
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統計: A(0), B(3), C(93), D(3), E(0) #3271939
統計: A(0), B(3), C(93), D(3), E(0) #3271939