Q:

Which of the following phrase would be used in (A) to form a contextually and grammatically correct sentence?

• 1
  some mechanical skill could carry out.
• 2
  That would cut off access to about a fifth of the world's oil and a quarter of its natural gas.
• 3
  threaten to pull the UK and the international community into the escalating friction between Washington and Tehran.
• 4
  deepen cooperation with other signatories instead of breaking the deal
• 5
  None of these