Which of the following sentences demonstrates the proper use of a colon?


A. I am going to the store and will buy the following: apples, milk, bread, ice cream, and dog food.


B. The following: are my favorite foods ice cream, pizza, brussel sprouts and cheese.


C. I have all of these animals as pets dog: cat: hamster: gerbil: and a frog.


D. Today: the mailman, the UPS man, and the FedEx truck all visited my house.