(A) the program proceeded at a faster pace than had been expected
(B) plutonium was a practical fuel for the bomb
(C) ** Albert Einstein was in charge of the development program
(D) the government secretly poured nearly $2 billion into the project
(E) the program was code-named the Manhattan Project
EXPLANATIONS BELOW
Concept note-1: -What impact did the US development of the atomic bomb have on World War II? After the US dropped atomic bombs on two major cities in Japan, Japan surrendered. After the US dropped atomic bombs on two major cities in Germany, Germany surrendered.
Concept note-2: -Which statement best describes the Manhattan Project during World War II? It was a large project that employed many people at several sites across the United States.
Concept note-3: -President Harry Truman believed unconditional surrender would keep the Soviet Union involved while reassuring American voters and soldiers that their sacrifices in a total war would be compensated by total victory. Disarming enemy militaries was the start; consolidating democracy abroad was the goal.