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.

claim: We should allow death penalty for the worst of the worst criminals.
 perspective: The death penalty can produce irreversible miscarriages of justice.
undermine

claim: 16 year olds should be able to vote at presidental elections.
 perspective: Voting among youth would be discouraged by EU elections.
undermine

claim: Islamic State/Daesh is the most significant threat to the west.
 perspective: Daesh and the Syrian civil war is nurture terrorism for export 

support