Interviews Conducted by Procter & Gamble on Olay Beauty Bar

Multiple Choice

Interviews conducted by Procter & Gamble on Olay Beauty Bar, where the respondents actually washed their hands and face with the bar in a test area before responding to a survey falls under which of the following categories?

A) traditional telephone interviews
B) computer-assisted telephone interviewing
C) personal in-home interviews
D) mall-intercept personal interviews
E) mail interviews