"The doorbell rang. Mama stood and nervously smoothed her skirt. Then she pulled open the door with a mile-wide smile on her lips. "Good evening!" she said. . . .She stepped back to let the Bennetts through. Mr. Bennett came in first with a suitcase. Mrs. Bennett followed with two shopping bags and Caleb brought up the rear holding a big box." ---What is the effect of the hyperbole on the passage's meaning and tone?
A. It shows that the narrator's mother is angry.
B. It implies that the narrator's mother is exaggerating her feelings.
C. It suggests that the narrator's mother is close friends with the visitors.
D. It suggests that the narrator's mother is excited for the salesperson at the door.