He had worn out <span>shorts, a sunburn, his hair was longer, and he had lighter hair.</span>
The best i got is a concern that whoever's mother has
90% sure it's D. And I have to make this answer long or else I can't submit it so that's why I added this whole sentence
This is a hard one and I can see why you decided to post it here. B is most definitely wrong but the other three are all neck and neck. There are both even pros and cons of A and C but I think it would be more reasonable to adopt a general routine. So I think the answer would be C.
B. Antonyms is the answer, because they are opposites