The process by which a stimulus weakens the probability of the response that it follows is called ________

"Out of sight, out of mind" is a cliché that is consistent with the __________ rule of interpersonal attraction

a) physical attractiveness b) similarity c) proximity d) reciprocal liking

What percentage of the elderly do not have adequate nutrition and even suffer from hunger in the U.S.?

a) 15-50% b) 60-75% c) 10-40% d) 5-25%