Marginal physical product (MPP) is: A. Quantity supplied divided by price
B. Is always the same as total product
C. The change in total output when one additional unit of input is employed
D. Output divided by input

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im not sure

step-by-step explanation: s

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.”