Suppose That You Learned to Make Peanut-Butter-And-Jelly Sandwiches by Spreading

Multiple Choice

Suppose that you learned to make peanut-butter-and-jelly sandwiches by spreading peanut butter on one piece of bread,jelly on the other,and then placing the two pieces together.You are now making sandwiches for a crowd,and you use this same strategy.However,it would be more efficient to first spread peanut butter on half the pieces,and then spread jelly on the other half.Your inefficient problem solving illustrates the concept called

A) parallel processing.
B) insight.
C) mental set.
D) problem isomorphs.