Which sentence is an example of proper colon use? Marceline’s hobbies include: singing, dancing, and cheering. Mark Twain tried
many jobs before becoming a successful writer: a riverboat pilot, a soldier, a silver miner, and a printer’s apprentice. Some required equipment for camping is: a bedroll, cooking supplies, sturdy shoes, and a rope. I am going to the grocery store for: tomatoes, limes, oregano, and red onions.