Which of the following sentences contains a cliché?
A. I thought the exam was going to be difficult, but it turned out to be a piece of cake.
B. When he finally came in out of the cold, he curled up by the fireplace like a cat in a beam of sunlight
C. We need to make our travel plans now before all the tickets sell out and we're stuck at home D. She'll be as tired as a runner after a marathon if she doesn't get a good night's sleep.​