Based on a Meta-Analysis of the Literature on Mental Practice,Driskell,Copper,and

Based on a meta-analysis of the literature on mental practice,Driskell,Copper,and Moran (1994) concluded that

A) mental practice is more effective than physical practice
B) physical practice is more effective than mental practice
C) relaxation is more effective than mental practice
D) mental practice is more effective than relaxation
E) mental practice has a positive but non-significant effect