The Gradual Change, on Successive Trials, of a Stimulus That $S ^ { D } - S ^ { \Delta }$

Multiple Choice

The gradual change, on successive trials, of a stimulus that controls a response so that the response eventually occurs to a partially changed or completely new stimulus, is known as:

A) fading
B) stimulus discrimination training
C) shaping
D) training $S ^ { D } - S ^ { \Delta }$