Prices of food in that area ________ sharply since word came that the war would break out soon．

Prices of food in that area ________ sharply since word came that the war would break out soon．

A.were cut down

B.were rising

C.have been brought down

D.have been going up

答案及解析： D

解析：

根据题意和since从句可知应用现在完成进行时，且此处指价格上升而非下降。