42. What happens when countries become industrialized?
(A) Women would like to have many children.
(B) Countries need more people so women have many children.
(C) The birth rate generally goes up.
(D) The birth rate generally goes down.
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統計: A(19), B(43), C(63), D(310), E(0) #2407242
統計: A(19), B(43), C(63), D(310), E(0) #2407242