Observational Techniques May Be Desirable When

Multiple Choice

Observational techniques may be desirable when

A) one doesn't know much about the subject under investigation or wants to understand experience from the point of view of those who are living it.
B) researchers are unable to speak directly with the subjects of the study.
C) quantitative research techniques are unfamiliar to the researcher.
D) the subject has been thoroughly studied by previous research.
E) one wants to test a causal hypothesis.