D. A conversation between two characters is called a "Dialogue".
The answer is D...Tell me if i'm right.
The best title to the excerpt above that also summarizes the points provided is:
<span>the importance of getting adequate sleep at night
</span>
The situations presented are related to the importance of getting enough sleep for adults and adolescents. The advantages and disadvantages of having ample hours of sleep at night are also highlighted.
I think its b. culture lets the reader know which of the characters’ behaviors are normal and which are unusual