Hefferline, Keenan, and Harford (1959) Demonstrated That Operant Conditioning Could

Multiple Choice

Hefferline, Keenan, and Harford (1959) demonstrated that operant conditioning could occur without awareness of the link between behavior and its consequence when they studied the effects of _____.

A) stress on body tension
B) viewing TV violence on aggressive behavior
C) using a token economy to increase desirable behaviors
D) behavior modification on toilet training