Answer: Race: a grouping of people into groups that are typically perceived as separate within a given society based on similar physical or social characteristics.
Ethnicity: a collection of individuals who identify as a group due to similar characteristics that set them apart from other groups.
Nationality: a person's official identification as a subject or national of a sovereign state under international law.
They are all the same because it's a way for people to identify themselves as well as all of them having their own individual communities. They're different because they're all different types of identification. Someone can be of different ethnicity but the same nationality.
Explanation:
you should start it with an opinion. for example : Romeo and Juliet was the most tragic love story in history. (or if you disagree) Romeo and Juliet was the most simpleminded story ever! after that you should use some evidents to back up your claim. basic reasons why you think what you think. I hope i helped <3 (writing is sumthin dats simple for me lemme kno if u need anymore help)
<span>An interrupting word or group of interrupting words that renames or identifies the noun or pronoun that it follows is called an appositive. </span>