I think im not sure ar all B
A linking verb doesn’t describe a direct action taken by subject, but links the subject to a predicate adjective or predicate noun. Therefore, your answer would be A.) The milk TURNED sour after sitting out on the counter overnight.
It’s probably the first one hopefully you will get it
A want is something that someone had the desire for, but doesn't necessarily need. A need however is something that the person may not have a desire for, but is very important.