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: We should allow death penalty for the worst of the worst criminals.
perspective: It's wrong to have the state enforce killing.

Answer: undermine

Question: claim: Targeted sanctions have to be used to respond to cyber-attacks.
perspective: Sanctions won't work

Answer: undermine

Question: claim: Social networking sites are good for our society.
perspective: Unauthorized sharing on social media exposes artists to copyright infringement, loss of intellectual property, and loss of income.

Answer:
undermine