The correct answer is: [B]: "beneficial" .
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{<u>Note:</u> A symbiotic relationship known as "mutualism" — in which both organisms benefit.}.
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The signal Hawkeye and the men agreed on while nearing the Huron encampment were three croaks of a crow.
Hawkeye tells his men to scout the area and in the case that they or he find something, they should use the signal in the form of thee croaks of a crow to warn the others about the danger. However, the only thing he finds in the encampment are a couple of Indians.