need some help letter please

If a writer is comparing and contrasting Dell and Jim from “The Gift of the Magi” and Bill and Sam from “The Ransom of Red Chief,” what is the focus of his essay? A. author's style B. mood C. plot D. character development

What is the purpose of a compare and contrast essay?
A.to analyze something by taking it apart and looking at is featuresB.to draw a relationship between two or more ideasC.to find the differences between two like thingsD.to describe something in explicit detail

What is a prewriting tool for the compare and contrast essay?
A.Venn diagramB.idea webC.time lineD.storyboard