A car driver's ability to navigate a familiar route while carrying on an animated conversation with passengers best illustrates the importance of:

Checking approachability is a valuable interpersonal relations skill

Indicate whether the statement is true or false

Rachel has found that when she opens the cupboard door to get the cat food, the cats come running to the kitchen. Rachel knows that this is classical conditioning and that the unconditioned stimulus is the ______

a. cat food c. running of the cats b. cat d. cupboard door opening