A Classification Based on Gender or "Legitimacy" for a Governmental

A classification based on gender or "legitimacy" for a governmental action:

A) does not need to bear a substantial relationship to an important governmental objective.
B) eliminates the strong presumption of the constitutionality of legislation that is allowed under the rational relationship test.
C) does not allow taking into legislative consideration the natural physical differences of gender.
D) requires that men and women be treated exactly the same with regard to governmental action.