Which of the following contains a vague pronoun reference?
A: When Lucy parked her scooter next to Mr. Wiley's car, she noticed that it had a flat tire.
B: When Lucy parked her scooter next to Mr. Wiley's car, she noticed that the scooter had a flat tire.
The second answer choice contains a vague pronoun reference. The pronoun it could refer to her scooter or Mr. Wiley's car.
The first answer choice shows a possible correction for the vague pronoun reference. It has been replaced with the scooter.
When Lucy parked her scooter next to Mr. Wiley's car, she noticed that the scooter had a flat tire.