The detail that is essential to Churchill’s argument that countries should not remain neutral in the war is: A. “French and British Armies might well at the outset have saved not only Belgium but perhaps even Poland” since Churchill stated that the French and British saved Belgium during WW2 after it was attacked.
Might because mi te and might sound the same
at least I think
The correct answer is Carol has a cottage near the shore.
This supporting detail has nothing to do with her study of marine life. She could have this cottage because she inherited it, or she just likes the place - it doesn't really contribute to her love or study of marine life. The other options clearly support why she is studying marine life, whereas the one with the cottage does not.