问题补充：
There is no doubt that the increase in demand the rise in prices.
A. leads to
B. refers to
C. applies to
D. adapts to
答案：
(答案→)A. leads to
B. refers to
C. applies to
D. adapts to
解析：短语辨析。A导致，通向；B提及，涉及；参考；C运用…；D适应于…；句意：毫无疑问需求的上涨会导致价格的上升。根据句意说明A正确。
