What Is the General Purpose of Projective Techniques

What is the general purpose of projective techniques?

A) to gain information through small groups of people brought together and guided by a moderator through an unstructured, spontaneous discussion
B) to review available information about a former situation that has some similarities to the present research problem
C) to explore hidden consumer motives for buying goods and services, by asking respondents to project themselves into a situation
D) to gather information from those thought to be knowledgeable on the issues relevant to the projective research problem
E) to learn the vocabulary respondents' use when relating to a certain type of product