Detailed Instructions: Given a prompt and four completions, select the completion that is the most plausible in continuing or answering the prompt. This task is designed to test common sense and has various categories ranging between idioms, negated statements, polysemy, subject referencing, and quantitative reasoning. Generate either Completion A, Completion B, Completion C, or Completion D.
Q: Prompt: A bunch of reformed hooligans that turned over a new leaf are watching a robbery take place in a bank in front of them. The hooligans 
Completion A: are complimenting the single potted plant outside the bank on its beauty. 
Completion B: steal the potted plant. 
Completion C: angrily crowd around a single potted plant outside the bank, asking for money. 
Completion D: call 911 and stand guard outside the door, waiting to ambush the robber if he leaves.
A:
Completion D