The answer is D
I just took a test with this same question and got it right.
Answer:Thin means not having a lot of extra flesh on the body. Slim means being gracefully thin. Skinny means being unattractively thin.
Explanation:slim means not a lot of body fat and gaunt means skinny because of pain or hunger
Because most of the time it is bad to add your own opinion, unless the paper is about you or someone you know