TASK DEFINITION: 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.
PROBLEM: claim: It is crucial to support the development of a missile defence system.
 perspective: The system is an incredibly expensive venture that may not even work

SOLUTION: undermine

PROBLEM: claim: It is a good idea to have a system of  participatory democracy.
 perspective: Participatory Democracy Preserves our Natural Liberty 

SOLUTION: support

PROBLEM: claim: Eliminate All Nuclear Weapons.
 perspective: It is very difficult to intercede in humanitarian crises in states wherein nuclear weapons are present.

SOLUTION:
support