I'll give you a question, please answer with step-by-step reasoning process.
One of the following sentences is nonsensical. Which one is it?\nOptions:\n- Sentence A: "Performer holding a steel rod to walk the tightrope"\n- Sentence B: "Performer holding a car to walk the tightrope"\n

Sentence B
A car is too heavy to hold and wouldn't help you balance.

.

The answer: Sentence B