Grace whistles while tickling khaleel with a feather. eventually, khaleel starts to squirm and giggle every time grace whistles, even when he is not being tickled. in this example, squirming and giggling is a(n)

In this example, squirming and giggling is a(n) "conditioned response".

A conditioned response is a conduct that does not fall into place, but rather should be learned by the person by matching an impartial boost with an intense stimuli. The potent stimulus is one that does not require any learning or molding to react to properly. Natural stimuli don't at first have any reaction related with them, and the right reaction must be learned through rehashed pairings with an potent stimuli. 

Okay perfect i'll be sure to do that lol