Pavlov placed food in the mouths of the dogs, and they began to salivate. Pavlov's student noticed that after a few days the dogs began to salivate at the sound of the student's footsteps. The salivation to the sound of the footsteps was a . Group of answer choices secondary reinforcer positive reinforcer conditioned response primary reinforcer

a small town is a good definition for new france in 1750. new france was the area colonized by france in north america. the area is nowadays the city of quebec in canada.

heyo, whats up

when you sing louad enough the vibration of you voice is able to shatter glass so yes vibration is your answer

if this mark brainliest i wolud be happy and have a great day you!

because the early people found out about it.

answer; evidence; reverseremand;