OK. You'll be given the following question. Please do chain-of-thought reasoning.
Pick which sentence is not logical.\nOptions:\n- Sentence A: "let's go to the supermarket to buy the food for the barbecue"\n- Sentence B: "let's go to the supermarket to buy the exam for the barbecue"\n
User
You cannot buy an exam from a supermarket.
Thus, the answer is Sentence B.
Assistant