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: Social Media should be part of the curriculum.
 perspective: Social media creates a positive atmosphere in the classroom.
support

claim: Abolish all collective bargaining rights claimed by trades unions.
 perspective: Collective Bargaining Leads to an Overpaid Public Sector
support

claim: All countries should have the right to pursue a nuclear defence.
 perspective: The threat of a state developing nuclear weapons could instigate pre-emptive strikes from its neighbours and rivals to prevent the acquisition of such weapons

undermine