Why did Jackson claim Adams and Clay made a corrupt bargain?

Ineed a summary over the 6th amendment

How many senators are there from each state? a. two c. one b. three d. the number depends on the state’s population

Which statement about african americans during the civil war is true? o a. they were granted the vote in the north. o b. they were allowed to attend northern universities. c. they were given deeds to southern plantations. o o d. they enlisted in the union army.