In Developmental Research, A(n) _____________ Period Is an Age Range

Multiple Choice

In developmental research, a(n) _____________ period is an age range during which specific experiences must take place if normal development is to occur. This is in contrast to a ___________ period, where it is optimal but not necessarily essential for these experiences to occur.

A) sensitive; critical
B) critical; receptive
C) critical; sensitive
D) explicit; sensitive