FIRST Jeopardy 2.0! (1/2)

For 300, according to R. Lee Ermey, these “Three B’s” are necessary for fighting a war. Remember to PM me your answer in the form of a question within 50 minutes.

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For 300, according to R. Lee Ermey, these “Three B’s” are necessary for fighting a war.

What are beans, bullets, and band-aids?