Which sentence includes faulty coordination?

Question

Many parts of the school have been restored, and they look much as they did when the school opened.

My dad attended my high school many years ago, but he transferred out his junior year.

My school is the oldest in our town, and it is three stories high.

The middle school in our neighborhood is old, but it is not nearly as old as my high school.

Answer 1

My dad attended my high school many years ago, but he transferred out his junior year.