because the united states congress has been given the power to regulate interstate commerce, the states are limited in their ability to regulate or tax such commerce between them.
There was a need for agricultural workers.
Tobacco was in Hugh demand in Europe and England. So Virginia developer the commodity crop of Tabasco and needed labor to tend to the crop. This led to an increase in the importation of African Slaves into the Colony.
I hope this helps! (^_^)
The Constitution explicitly assigns the president the power to sign or veto legislation, command the armed forces, ask for the written opinion of their Cabinet, convene or adjourn Congress, grant reprieves and pardons, and receive ambassadors. The president shall take care that the laws are faithfully executed and the president has the power to appoint and remove executive officers. The president may make treaties, which need to be ratified by two-thirds of the Senate, and is accorded those foreign-affairs functions not otherwise granted to Congress or shared with the Senate. Thus, the president can control the formation and communication of foreign policy and can direct the nation's diplomatic corp
D. sending a text messages on your cell phone
hope this helps