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: All nations have a right to nuclear weapons.
 perspective: The US must protect the international community.
undermine

claim: The EU, USA and other western donors should not fund any Palestinian government in which terrorist organisations participate.
 perspective: Palestine will have no other choice but to  rely on anti-Israeli regimes if funds are withheld.
undermine

claim: It is time to stop buying bottled water.
 perspective: There are sufficient numbers of public water fountains to support banning bottled water to save money.

support