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: Social networking sites are good for our society.
 perspective: Employees should not waste time on social networking sites. 

Answer: undermine


Question: claim: Russia has the right to send troops into Crimea.
 perspective: Russian civilians need to be protected

Answer: support


Question: claim: The best way to protect Scottish interests in the EU is to vote for independence.
 perspective: Scots would not be in favor of voting for independence. 

Answer:
undermine