Given the task definition and input, reply with output. 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.

Prompt: There are many dog breeds that are well known for being great guard dogs. The beagle
Completion A: fights off any intruder.
Completion B: is not one of them.
Completion C: is one of them.
Completion D: protects its owner with its overwhelming size.
Completion B