What Did Thorndike Mean by the Law of Effect

Multiple Choice

What did Thorndike mean by the Law of Effect?

A) Changes in an animal's level of motivation can alter its speed of learning.
B) Responses that are followed by reinforcement become more probable.
C) The easiest way to train an animal to do a difficult trick is to start with easier tricks.
D) The rate of responding depends on the schedule of reinforcement.