Can you reinterpret the question please? I read this book in grade 10 and answered some questions like these.<span />
I'm pretty sure it's A, or "Give a Signal"
Let me know if I was wrong!
Toodles~
It means that if a cottonmouth has it's mouth open it can mean death
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Answer B & C. Paragraph B specifically cites the threat of the
nazis as well as the resolve of England to defeat them by joining
together with like minded allies. Paragraph C reinforces both these
ideas and the willingness to meet the fight wherever it happens.