Which problems led to the decline of sumer

Although the three-fifths compromise northern and southern states reach an agreement that allowed for ratification of the constitution, in the long run it had a negative effect on the nation because a) it gave too much power to the executive branch of the government. b) it forced the founding fathers to add the bill of rights to the constitution. c) it was only a temporary solution to the argument between "free" and "slave" states. d) it gave too much power to state governments and not enough to the federal government.

The strait of magellan connects the atlantic ocean with the a amazon river b. gulf of mexico c. pacific ocean d. caribbean sea select the best answer from the choices provided о а b oo оо

Aside from low birthrates and high death rates, what can cause a country’s population to decline