Correct option is D
The correct matching is:
(A)-(III): "Learning is an organization of behaviour" is attributed to Garret.
(B)-(I): "Learning is the change in behaviour resulting from behaviour" is attributed to Guilford.
(C)-(IV): "Learning is selecting the appropriate response and connecting with the stimulus" is attributed to Thorndike.
(D)-(II): "Learning is a process of progressive behaviour adaptation" is attributed to Skinner.

