Answer:
Some common synonyms of luminous are bright, brilliant, lustrous, and radiant.
D.) Satisfied customers agree that Dr. Jones's Earworm Remover is the most effective way to clear out your mind.
The correct answer among the choices provided is the third option. An exposition is a plot element that provides background information. It introduces the main characters, and establishes the conflict in a story. This gives idea to the viewers about the world the author is building.