Which of the following contains a vague pronoun reference?
A: As Eva entered the harbor, her sailboat bumped into the old wooden pier; she was relieved that it didn't sustain any damage.
B: As Eva entered the harbor, her sailboat bumped into the old wooden pier; she was relieved that the boat didn't sustain any damage.
The second answer choice contains a vague pronoun reference. The pronoun it could refer to the sailboat or the old wooden pier.
The first answer choice shows a possible correction for the vague pronoun reference. It has been replaced with the boat.
As Eva entered the harbor, her sailboat bumped into the old wooden pier; she was relieved that the boat didn't sustain any damage.