Which of the following sentences is correctly punctuated? A. I am doing one thing tonight; sleeping.
B. I have visited Trenton, New Jersey; Austin, Texas and Albany, New York.
C. I have three favorite teachers: my math teacher, Ms. Parker, my science teacher, Mrs. Clark and my music teacher, Mr. Harm.
D. My favorite activities are swimming in the summer; skiing in the winter; camping in the spring and playing football in the fall.