Which Statement Most Closely Characterizes the Current View of Most

Which statement most closely characterizes the current view of most psychologists toward the study of behaviour?

A) Psychologists borrow and blend from different perspectives.
B) Psychologists tend to agree that the most productive approach is the biological perspective.
C) Psychologists take the approach that complex behaviour can be reduced to patterns of simple behaviour.
D) Although psychologists differ in their basic approach,the vast majority agree on the questions to be asked and how they should be studied.