GRE Text Completion: JiJing 1373-GRE填空机经1373题 - ELW24V7GXZ7EJIR6A

There is ample evidence that men and women think, express themselves, and even experience emotions differently, but in the area of sensory perception, psychologists are hard-pressed to identify major ____________. A. difficulties B. innovations C. discrepancies D. challenges E. incongruities F. trends