The answer is C most definitely diction mean word choice for example
<span>In the Yellow Wallpaper, it is evident that the narrator’s changing understanding of the style and color of the wallpaper surrounding him refers to the changing of the character themselves, and in terms of the extent to which they either changed in a positive or a negative fashion.</span>
The correct answer is:
To plot memorial events or experiences.
A personal experience timeline is a plot of memorial events and experiences that are used to help a writer generate a topic.
A writer could want to use an event that has caused him emotion or curiosity in the past, to generate a topic. In that case, a personal experience timeline is a tool that allows to organize the writer's past experience and discover forgotten memories.