Psychologists Try to Establish Principles That Apply to All People

Multiple Choice

Psychologists try to establish principles that apply to all people. But this is not always the case. The principles vary. Why?

A) Psychologists forget to account for biological factors.
B) Basic research cannot provide stable principles.
C) Applied research is never adequately controlled.
D) Cognitive psychology does not address the issue of thoughts.
E) Our experience of the world is subjective.