Why did Huey Long run for U. S. Senate in 1930?

Shortly after the impeachment, Long announced his candidacy for the U.S. Senate in the 1930 Democratic primary. He framed his campaign as a referendum: if he won, he presume that the public supported his programs over the opposition of the legislature. If he lost, he promised to resign.

it should be c, women were allowed to vote in all states because federal law supersedes state law.

"states can make their own laws, as long as they don't contradict what the federal law states. the states do not have the authority to pass a law that negates a federal law." -google