The impact of advertising is difficult to measure because consumers may change their minds concerning which brand to buy while they are in the store

According to Alderfer's ERG theory, the basic category of existence need reflects an individual's need for __________.

a. satisfying interpersonal relationships b. physical well-being c. self-respect and respect from others d. continuing personal growth and development

Based on a study of successful American project managers as perceived by project team members, the most important characteristic of a project manager is:

A) Visionary. B) Good communicator. C) Good motivator. D) Leadership by example.