At what age are infants able to pick up small objects like marbles off the ground?

_____ is conducted only with groups

A) Classical conditioning B) Couple therapy C) Hypnotherapy D) Dream analysis

Jessie takes her puppy, Coco, for obedience training. Jessie also requests that the trainers teach Coco some unique tricks. Coco’s trainers will likely incorporate a system of __________ by reinforcing __________ of the desired behavior

a. shaping; successive approximations b. punishment; successive approximations c. reinforcement; punishment d. punishment; shaping