According to Kohlberg, Which Is the Correct Order of Cognitive $\rightarrow$

According to Kohlberg, which is the correct order of cognitive development?

A) Gender identity $\rightarrow$ formation of sex-typed behavior $\rightarrow$ gender constancy
B) Formation of sex-typed behavior $\rightarrow$ gender identity $\rightarrow$ gender constancy
C) Gender identity $\rightarrow$ gender constancy $\rightarrow$ formation of sex-typed behavior
D) Gender constancy $\rightarrow$ gender identity $\rightarrow$ formation of sex-typed behavior