Prompt: A dentist hands his patient a toothbrush. He 
Completion A: also hands them dental floss, says to make potato salad, and to stir it with the toothbrush 
Completion B: tells them they have cavities, consumes a tooth, and throws the toothbrush. 
Completion C: grabs toothpaste, squirts it on his computer, and throws away the toothbrush. 
Completion D: reminds them to use it twice a day.
Completion D