The answer is B, increasing political power of free black voters.
He ends up back at the starting point because if he walks the same steps forwards and backwards he would be in the same spot
Answer: The Manhattan Project was the code name for the American-led effort to develop a functional atomic weapon during World War II.
Explanation: The Manhattan Project was the American program for researching and developing the first atomic bombs. The weapons produced were based solely upon the principles of nuclear fission of uranium 235 and plutonium 239, chain reactions liberating immense amounts of destructive heat energy.
After the Nazis conquered territory in Europe, they forced Jewish people to work as forced labor in the labor camps. The Jews were not even given proper amount of food. They were treated very badly and even had to work till they dropped dead. Those Jews that were unable to work were killed. I hope the answer helps you.