Usually the protagonist and/or the antagonist.
I’m gonna say it’s b because none of the other ones make any sense
<h2>Thanks for points Friend</h2>
Answer: Ah girl we cant really type essays for you maybe get an idea of what your going to write about
Answer: The malicious boy
Explanation: The subject is the naming part. It tells you WHO the sentenced is about. When you read the sentence, ask yourself "WHO is this sentence about?" The person or thing the sentence is about the SUBJECT.