Answer (A)-They helped the war effort in many different ways.
Explanation:
<span>Assuming that this is referring to the same list of options that was posted before with this question, <span>the correct response would be through a "mutual understanding," since this was the purpose of the Berlin Conference. </span></span>
I would say the answer would be the 2nd one bc his administration cast a “new look” at US national strategy, which resulted in emphasis on nuclear war fighting.