What Kind of Difference,if Any,would Passage of the Equal Rights

What kind of difference,if any,would passage of the Equal Rights Amendment make in the governance of gender in the United States?

A) None;the United States already has strong antidiscrimination laws.
B) It would undermine the strength and reason for women's movements to exist.
C) It would constitutionally guarantee gender equality and feminists would no longer have to fight for rights individually.
D) It would eradicate anti-feminist countermovements because it would make clear that their claims violate the Constitution.