How does tragedies refer to the depiction of social realities while comedies present a utopian frame of life?/

In simple words, Tragedy is a sub genre of theater that depicts the tragic or horrible circumstances that a heroic character encounters or causes in a solemn as well as dignified manner. The phrase can also be extended to other creations of literature such as novels. Historically, the goal of drama is to elicit cathartic in the spectator, which is defined as "pain that generates pleasure."

the anwser is went creeping down the river again, across the wide lonely marshes to the sea.

i longed to go with them out into the world to seek my fortune in foreign lands—africa, india, china and peru!

and, dreaming of the lands i had never seen, i'd sit on there, watching till they were out of sight.

they would have to clean it very clean