According to the wade davis bill, which of these would need to happen before a former confederate state could be readmitted to the united states a.) the state would need to make sure that at least half of its freed slaves voted in elections. b.) the state would need to give 40 acres and a mule to freed slave c.) the state would need to allow former confederate leaders to become governors d.) the state would need to take away voting rights from former conferderate leaders