Which individuals writings noted for systemizing english common law were studied by the early founders of the united states?

The writings of Sir William Blackstone.

Explanation:

Sir William Blackstone was an English jurist worldwide known for his "Commentaries on the Laws of England" (1975) where he provided an overview of the English law during his time. It was highly criticized though reprinted even in America where it mainly influenced the development of The Constitution of the United States.

answer; /// i believe that the correct answer is (divison of labor);

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.