Answer:
option: D is true.
( D. Similarities and differences between two or more things)
Explanation:
Compare and contrast essays are multi-paragraph compositions that explain ways in which two (or occasionally more) subjects are similar and different. In these essays, compare means describing similarities between the subjects.
When a writer contrasts two things, he or she explains ways in which they are different.
compare and contrast essays can cover almost any topic and may pop up in a variety of subject areas.
Hence, option D is true (D. Similarities and differences between two or more things)