a. the way words and phrases are used to tell the story
b. the key elements of the story and the details that support them
c. the format, structure and timeline of the story
d. the use of proper spelling, punctuation, capitalization, and grammar
Your answer is A. The way words and phrases are used to tell a story! a easy way to remember this is that Conventions are they way something is used! I hope this helps you out.