B. We have many favorite foods. Among the best are: pizza, wings and strawberries.
Explanation:
The colon is unnecessary.
And, although the instructions ask for only one answer, I should point out that a beach and a shore are pretty much the same thing, so you could argue that using both words is redundant.
I took the quiz and B, with the colon, was the correct choice. The use of a colon presents a more formal way of addressing the topic, the transfer fro mone sentence to another.