8 The living conditions of old people,___________ , are important factors that contribute to good health and longer life.
(A) includes housing, dietary habits, and exercise
(B) include housing, dietary habits, and exercise
(C) which includes housing, dietary habits, and exercise
(D) which include housing, dietary habits, and exercise
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統計: A(22), B(25), C(39), D(63), E(0) #1297044
統計: A(22), B(25), C(39), D(63), E(0) #1297044