The most highly qualified experienced applicants often come from what source?

During ________, the company's technical people observe how customers use the product, a practice that often exposes unanticipated problems of safety and servicing and alerts the company to customer training and servicing requirements

A) beta testing B) research testing C) sales-wave testing D) alpha testing E) simulated testing

Which of the following is a disadvantage of using the Internet as an advertising medium?

A) limited audience selectivity B) increasing clutter C) lack of interactive possibilities D) relatively high costs involved E) fleeting ad exposure time