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: Targeted sanctions have to be used to respond to cyber-attacks.
 perspective: Sanctions are indiscriminate

Answer: undermine


Question: claim: Children should be allowed to have facebook accounts.
 perspective: If there's parental control and they use proper privacy settings . 

Answer: support


Question: claim: Provision of higher education must be funded by taxing graduates.
 perspective: Setting up a graduate tax system would be damagingly expensive

Answer:
undermine