According to the graph, which region of the americas imported the most africans

During the 17th century, more than 40 percent of all Africans brought to the Americas went to Brazil. As the other European nations established colonies in the Americas, their demand for cheap labor grew. Thus, they also began to import large numbers of Africans.

both are true, the congress does have the power to create banks, even if this power is not specifically described in the constitution, since there is nothing restricting it and there is power given to the congress to make "all laws which shall be necessary and proper". maryland was not allowed to tax a branch of the national bank operating there, and the supreme court decided that no state could. both of these topics were discussed in a decision of the mcculloch v. maryland case in 1819.