9. At the Constitutional Convention of 1787, which problem was solved by point the Great Compromise?*
O(A) developing the method of electing a president
(B) designating control of interstate commerce
(C) outlining the structure of the federal court system
O (D) establishing the formula for representation in Congress

Large states favored representation by population, while small states argued for equal representation by State. The "Great Compromise" allowed for both by establishing the House of Representatives, which was apportioned by populations, and the Senate which represented the states equally.

Explanation:

d. the right to establish a one-house legislature

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).