Answer:
A as c doesn't make sense and b has to have a sentence before it to make sense, therefore d is also incorrect.
I just did a test, the answer is 4, Grand (: Have a good day (or midnight like me smh)
Explanation:
a character who undergoes scientific internal change throughout the course of a story the development of a dynamic characters often step total and unstated and is not due to a change of a character circumstances