Research on Erikson's Theory of Identity and Intimacy Produced Which

Research on Erikson's theory of identity and intimacy produced which conclusion?

A) There are set pathways to achieving both identity and intimacy.
B) There are several ways to achieve identity but only one way to achieve intimacy.
C) There is only one way  to achieve identity but several ways to achieve intimacy.
D) There are multiple pathways to achieving identity and intimacy.