Frank Was Supposed to Push Three Wheelbarrows Back to the Barn,and

Multiple Choice

Frank was supposed to push three wheelbarrows back to the barn,and he wasn't relishing the idea of three trips.Then in a flash he reorganized the problem.He loaded two wheelbarrows onto the third and made one trip.In doing this,he demonstrated

A) flexibility.
B) functional fixedness.
C) insight.
D) response set.