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: Voting should become compulsory.
 perspective: Democracy is based on the freedom to vote or not.

Answer: undermine


Question: claim: The Republika Srpska must be allowed to secede from Bosnia & Herzegovina.
 perspective: Self-Determination is a right that all Serbs are entitled to. 

Answer: support


Question: claim: The Spread of Nuclear Weapons: More may be better.
 perspective: Possessing nuclear weapons will be counter to the peaceful interests of states

Answer:
undermine