In this task you will be given a claim and a perspective. You should determine whether that perspective supports or undermines the claim. If the perspective could possibly convince someone with different view, it is supporting, otherwise it is undermining.
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Question: claim: The US and its allies were justified in taking military action against Iraq following Iraq's invasion of Kuwait.
perspective: It was illegal for the US to act.

Answer: undermine

Question: claim: Dictatorship Is the Best Path to Development.
perspective: Dictatorship helps achieve social stability

Answer: support

Question: claim: The United States should maintain its embargo against Cuba.
perspective: Free trade in lieu of embargo can promote Cuban democracy.

Answer:
undermine