All of them except for the 3rd sentence are correct :)
It's probably B, cause and effect
A well-known alchemist and only known maker of the Philosopher's Stone, a legendary substance with incredible powers.
So there would be someone to blame for her mother's leaving
Answer:
D. The character who tries to achieve a particular purpose or goal
and who is usually the main character
Explanation:
a protagonist is the principal character in a literary work