Theodore Dreiser and Jack London are among the best representative writers of literary ______, which is greatly influenced by Darwin.

A．the decline of the dollar is inevitable
B．America benefits from the depreciation of the dollar
C．the depreciation of the dollar is good news to other currencies
D．investment in the dollar yields more returns than that in gold

A．may ruin doctor-patient relationship
B．can do more harm than good
C．will prevent doctors from doing medical research
D．will cod up in more health care cost and poorer medical service