Ancient history, prehistory, and modern history are described best as examples of historical
a.
millennia
b.
decades
c.
periods
d.
centuries

The correct answer is C, as ancient history, prehistory and modern history are described best as examples of historical periods.

Historical periods are conventional artificial divisions, to facilitate the study and understanding of the varied and diverse evolution of human groups over time and space.

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.