In need of help please help you will be rewarded points the first person who is correct and gives the answer will be marked as brainiest

Which of these BEST summarized the difference between the classification of a person as an immigrant and a refugee?

A)
An immigrant can only stay in a country for less than a year, while a refugee can stay forever.

B)
A refugee can enter the country without having to register with the government, while an immigrant must register with the government before entering.

C)
The term refugee is a legal classification given to a person who would rather live in a country other than that of their birth, while immigrant refers to a person who only relocated to a new country when all other options are taken.

D)
The term immigrant refers to any person who lives permanently in a country not of her/his birth, while refugee refers to a person who enters a country because she/he must flee their native land because of war, famine or other disaster.