Less effort is required of the respondent in a personal interview than in a telephone or mail interview

Which of the following explains why people decorate or mutilate their bodies?

A) To separate group members from nonmembers B) To place a person in a gender category C) To enhance social role identification D) All of the above

Small sellers concentrate on multilevel in-depth selling instead of reaching the key buying influencers

Indicate whether the statement is true or false