What ancient Central American culture used Chiampa’s?

Explanation:

Chinampas. Aztec agriculture in the heart of the empire used chinampas for their crops. Chinampa is a method of farming that used small, rectangular areas to grow crops on the shallow lake beds in the Mexican valley. Chinampas were essentially artificial islands created for the crops.

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.