Which of the following does not come under the primary laws of learning?

The law of multiple response is not among Thorndike's primary laws of learning.

The law of effect makes satisfying outcomes strengthen a response.

The law of readiness ties learning to the learner's preparedness.

The law of exercise strengthens connections through practice.

Multiple response is a subsidiary law, describing varied trials before success.

Thorndike based these laws on his puzzle-box experiments with cats.