The answer is C. A memoir about growing up with a disability
Explanation:
A narrative text different to an expository text that aims at explaining, a persuasive text that aims at convincing and a descriptive text that aims at describing, focuses on telling a story by using a set of events, the main conflict, characters, and other literary elements. This type of writing includes stories, novels, memoirs, etc. Therefore, the one that is the best example fo a narrative is "A memoir about growing up with a disability" because this tells the experiences of the narrator and includes literary elements such as events, characters, etc that other texts do not include. Also, this is the only one that focuses only on telling a story.
