An antagonist

a. is always a good person

b. provides the conflict

c. is always a bad person

d. always loses in the end

It is very easy, especially when you break down the words. Let's see what the prefix of the word 'antagonist' is. The prefix is "An" which is a short form of 'anti.' Meaning against something or bad. The opposite of antagonist is protagonist (pro is the prefix, meaning good) Therefore, antagonist is against a protagonist. Which makes a antagonist a bad person or villain. And the protagonist becomes the hero or good guy. The answer is C)

C. Is always a bad person