Paco read Olivia's paper and suggested that she change this sentence to avoid overusing the word and. In the Cuban Missile Crisis, the United States and the Soviet Union sent ships to Cuba and the United
States tried to keep the Soviet Union from putting missiles in Cuba.
What should Olivia do to make this sentence more readable?
change the first and to not
change the first and to or
change the second and to yet
change the second and to as

He seventeenth amendment to the us constitution calls for the direct election of all us senators. this means that the people of each state get to vote to decide who will be their two us senators. before this, the legislatures of each state chose the two us senators from that state with no direct involvement of the average voter. why would this amendment be considered a reform? how would it benefit the people? even today some people claim that the seventeenth amendment was a bad idea. what arguments could be made for reverting selection of us senators back to the state legislatures?

How did german physicist werner heisenberg's uncertainty principle shake beliefs in newtonian physics?

How does the process of constructing a historical narrative differ from the process of creating a timeline