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: Someone said "home is where the heart lies". He 
Completion A: believes you will always be happy when you consider a place home. 
Completion B: couldn't figure out where he dropped his heart before coming home. 
Completion C: wants you to lay your heart down at home. 
Completion D: says you need to leave your heart at home when you go out.
A: 
Completion A