GRE Text Completion: JiJing 1373-GRE填空机经1373题 - 857Q778GFNLV4YN4A

Motivation is the hardest of all managerial tasks, and it is ____________ to expect a single memo, no matter how well crafted, to have much effect on the staff's attitude. A. ingenious B. reasonable C. fanciful D. scrupulous E. radical