Why do scholars think that the cities of huari and tiahuanaco were affiliated either by trade or religion?

The major reason behind such thinking is the "Artistic Style" which is common in both of these cities.
Huari is a historical civilization in Andean Region which was from approximately 600 AD to 1000 AD while Tiahuanaco in the same region refers to another culture in between 200 AD to 1000 AD.

the correct answers are: 1) lay and collect taxes and duties; 2) pay debts; 5) borrow money;   6) regulate commerce with foreign nations.

article 1, section 8. refers to the powers of congress. according to the united states constitution: “the congress shall have the power to lay and collect taxes, duties, imposts, and excises, to pay the debts and provide for the common defense and general welfare of the united states.”

i think it is true i hope this is