Which sentence contains an example of contested comma usage?
Last year, Angela Peters joined the swim team to broaden the already impressive list of
extracurricular activities in which she participated.
Pablo Picasso was a gifted, dedicated artist whose work is still studied and appreciated by
people around the world.
Ms. Gazzo, the new English teacher, handed each student a list that contained the required
reading assignments for the upcoming school year.
Neil Armstrong has an extraordinary life, receiving many special honors as an astronaut.