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: Sexist advertising must be banned.
perspective: Individuals have a choice and right to respond to ads and their meaning.

Answer: undermine

Question: claim: Homework is a waste of time.
perspective: Homework puts students off learning

Answer: support

Question: claim: Major league baseball should continue to allow collisions at home plate.
perspective: Collisions in MLB aren't all that bad.

Answer:
support