Respuesta :
The reason Homer Plessy was arrested was because He sat down in a train’s whites-only car.
What did Homer Plessy do?
In the Southern part of the United States, there were segregated facilities for people of various races.
Homer Plessy was considered African American and yet sat in a White Only car on a train. He was therefore arrested and this led to the Supreme Court case of Plessy v. Ferguson.
In conclusion, option D is correct.
Find out more on Plessy v. Ferguson at https://brainly.com/question/24766692.