Which of the following is not the curve of learning?

Options

A. Combination type
B. Concave
C. Convex
D. Longitudinal

Answer

D

Explanation

Longitudinal is not the curve of learning. The learning curve concept was created by German psychologist Hermann Ebbinghaus in 1885. It may be concave type, convex type and combination type. Thus, option (4) is correct.