Why Did the Equal Rights Amendment Fail to Pass

Why did the Equal Rights Amendment fail to pass?

A) It won approval in the House but not in the Senate.
B) It won approval in the Senate but not in the House.
C) It was not ratified by the necessary thirty-eight states.
D) The Supreme Court had declared the amendment unconstitutionally vague before it could be submitted to the states.
E) It was vetoed by President Gerald Ford.