Let's think step by step! One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Toothpaste can be used to brush teeth."
- Sentence B: "Milk powder can be used to brush teeth."


Milk powder has no function of cleaning teeth. The answer: Sentence B.
Let's think step by step! One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Toothpaste can be used to brush teeth."
- Sentence B: "Milk powder can be used to brush teeth."


user
Milk powder has no function of cleaning teeth. The answer: Sentence B.
assistant
Let's think step by step! One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Toothpaste can be used to brush teeth."
- Sentence B: "Milk powder can be used to brush teeth."


Milk powder has no function of cleaning teeth. The answer: Sentence B.