Answer:
B. By showing how a character reacts to or interacts with his or her surroundings.
Step-by-step explanation:
It's not A because it only sets the stage for a story but does not provide information about the traits of a character
It's not C because yes a setting presents a more complete picture of the story's location it doesn't reveal information about the character
It's not D because yes settings can contribute to the reader's connection that still doesn't reveal anything about the character