The speaker's tone in "Harlem" is best described as frustrated.
The poem's imagery helps to convey this tone. In discussing a deferred dream, Hughes describes a dried up raisin in the sun; a festering sore; stinking, rotting meat; and a sagging, heavy load. At the end of the poem, he wonders if the deferred dream just explodes.
This imagery helps provide the key to understanding the speaker's attitude, or tone, about his subject, the deferred dream. He is frustrated that these dreams are wasted.
The Answer Is definitely (c)
Dialogue between grandparents and students discussing about junk food.
Dialogue is a conversation or communication between two or more people. When a discussion about a junk food takes place, the dialogue between grandparents and students would be something like this.
Grandparent: We came to know from your parents and teachers that these days you consume a lot of junk foods.
One Student: Yes granny. We do! What’s the harm? Such foods are very delicious after all.
Grandparent: Of course they are. But do you know, such foods are considered very unhealthy.
Another Student: Unhealthy! How can such mouthwatering foods be unhealthy?
Grandparent: Consuming junk food once in a week is not the problem. But consuming too much of such foods everyday can lead to serious health issues.
Another Grandparent: Yes, and the preparation method of such food is also different and not that good and healthy as compared to homemade cooked foods. So we advice you not to eat up junk food. They may taste delicious, but not every mouthwatering foods are tasty and healthy. You got that?
Students: Yessss Granny.
You're answer would be A because it clearly states the thesis of the paragraph.