Multiple choice general knowledge

Born out of a small research program in 1939, the Manhattan Project eventually employed more than 130,000 people and cost nearly _____________

  1. US $ 4 billion

  2. US $ 3 billion

  3. US $ 2 billion

  4. US $ 1 billion
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Manhattan Project cost approximately US $2 billion (about $26 billion in 2024 dollars). This massive investment employed over 130,000 people and became the most expensive research project of World War II.

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