What does the above chart show? A. Early civilizations interacted with each other frequently. B. Early civilizations used rivers for boundaries between countries. C. Early civilizations were founded by building rivers. D. Early civilizations were founded in major river valleys.

Which of the following are details about the compromise of 1877? election results in a couple of states were in dispute and too close to call. samuel tilden would be given the win in exchange for the removal of federal troops. the presidential election was close between rutherford hayes and ulysses grant. it was agreed troops would leave the south in exchange for a hayes victory.