What stops one branch of government from becoming too powerful? А The Articles of Confederation B
The United Nations С
The members of the president's cabinet
D Checks and balances​

answer: what was the us involvement in ww1? although the u.s. tried to remain neutral when ww1 broke out, it finally joined on april 6, 1917 after declaring war on germany. the reason for america to become involved in ww1 was germany's unrestricted submarine warfare, which had already sunk several american merchant ships.

explanation:

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."

profound political, administrative, and social changes in the british isles.