Baby Max begins to cry as soon as he sees his mother pick up her car keys. Max probably does this because he learned to associate the car keys with his mother leaving. This example demonstrates.

classical conditioning

Explanation:

Classical conditioning refers to the learning process that takes place by integrating an external stimulus with a naturally occurring stimulus and was discovered by a Russian physiologist, Ivan Pavlov. It is important to note that classical conditioning requires setting a neutral signal before a reflex occurring instinctively. Therefore we can say that.  a conditioned stimulus when associated with the unconditioned stimulus to obtain a new conditioned response, explains this process in the simplest terms.