Answer:
B. She should develop her characters well.
Step-by-step explanation:
The first and foremost significant step to writing a screenplay is the development of characters. It includes the writing of background stories of the characters, clarifying their personalities and provide them the traits that make them appealing and relatable. The characters should be provided with authentic and higher goals or purpose, for example, if we talk about the antagonist of the play, he needs to provoke the readers to form a negative opinion or evoke a negative response about him, through his impressive acting. The characters give life to the story and thus, they should mandatorily be developed well or else it would either lessen or ruin the effectiveness of the play.