If an individual complains of multiple physical symptoms that are vague and seem to affect several different body parts or systems all at the same time, with no evidence of a physical problem, he or she may be suffering from __________ disorder

Deaf babies do not babble

Indicate whether this statement is true or false.

Research using both the classical and operant procedures with human infants and adults

has confirmed that the fundamental learning process occurs within a short time interval– that is, it has confirmed the __________ __________ requirement.