93. How has the household price changed since 1970s?
(A)It has fluctuated between 160,000 and 40 million dollars.
(B)It has fallen to a low point in 1970s.
(C)It has reached a peak of 40 million dollars now.
(D) It has remained steady during this period.
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統計: A(18), B(1), C(33), D(1), E(0) #578998
統計: A(18), B(1), C(33), D(1), E(0) #578998