When new learning gets in the way of recalling previously learned information, _____ has occurred

Intrinsic motivation is one that propels a person to pursue an activity ________

a) for external rewards b) for its own sake c) to relieve the state of tension caused by deprivation d) in order to be judged favorably by others

The most studied by-product of tobacco smoke is

A. nicotine B. carbon dioxide C. hydrogen D. hydroxy-delta-9