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: Social media has been linked to stress and problems in personal relationships in the real world.

Answer: undermine


Question: claim: It is time to stop buying bottled water.
 perspective: With plastic container being so prevalent banning plastic water bottles will not reduce plastic waste.

Answer: undermine


Question: claim: Developing nations should place restrictions on rural-urban migration.
 perspective: The governments of developing nations want to impose restrictions to control rural-urban migration, but these restrictions can shut out significant potential for improved quality of life for many rural citizens living in poverty

Answer:
undermine