Answer:to counterbalance the Western European alliance. to convince East Germany to join NATO. to respond to Stalin's direct threat to attack West Germany. to prevent communism from spreading to West Germany.
Explanation:
<span>Shifts </span>between<span> cautious cooperation and often bitter superpower rivalry over the years. </span>
D is the answer for this question as it is the most likely.
It would lead to the conclusion that ethnic and religious tensions are key catalysts of political conflicts.
Rwanda ethnic tensions that had roots in the per-colonial era culminated in the genocide that was witnessed in the 1990's while the Kashmir conflict can be dated back to the religious difference of the people living in the area.
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The answer is "Ideas that will later influence the space program" :) Please mark Brainliest :)