Answer:
The answer from the given multiple choice is D
It restates the above sentence.
Hello there, to help right of the bat. I know B is not the right answer. But after reading i belive that A is the correct answer choice because Churchhill is basically saying that during WW2, the British and the French saved Belgium, but only after it was attacked. Churchhill is saying that if they would not have been neutral they could have saved Poland from Axis attacks. So i belive that the answer is A
Trees produce the oxygen that humans need to breathe