_____ are a research tool that is used to ask people to tell us about themselves.

A) Archival studies
B) Naturalistic observations
C) Case studies
D) Surveys

Surveys

Research tools composed of a series of questions designed to gather information about opinions, behaviors, or characteristics.

Archival Studies

Research involving the use of historical records and documents as primary sources of information.

Naturalistic Observations

A detailed study method where behavior is observed in natural settings without intervention or manipulation by the observer.