The correct answer is C) I read a helpful article called “Volleyball for Beginners,” which described the rules.
The sentence that would best introduce this series of events in a descriptive narrative is "I read a helpful article called “Volleyball for Beginners,” which described the rules."
When we're talking about descriptive narrative, the author is writing the story including the important details in a way for the reader to clearly understand and get a picture of what the author is describing. In this case, in the article “Volleyball for Beginners,” the text describes the rules, which means that the author is specifically explaining the basic rules to understand and play the game.