1.) There were several reasons why the Manhattan Project was initiated. One of the reasons was that the Allied governments were scared that Germany was developing an atomic weapon. The Germans shut down there atomic program in early 1939.The correct answer is B.
2.) The development of the atomic bomb led to later technologies, including the use of nuclear energy to produce energy for power plants. Today, there are thousands of nuclear power plants all over the world. The correct answer is C.
3.) The three Non- Nuclear principles were intended to prevent all nations from ever using nuclear weapons again. The other two principles were to promote peace and to rely on the deterrent of the U.S. The correct answer is A.