What is the purpose of writing a rap poem?

Read the following

Explanation:

There are many ways to express writing. A rap poem is one way to do so. This connects and ties words together that usually rhyme and repeat a rhythm. This allows the readers to connect and easily follow the story the writer is trying to provoke.  

So it sounds better.

Explanation:

A rap poem means you are telling a story and trying to make each line/verse rhyme, its designed to go faster than usual and rhyme so it sounds good.

i believe it may be the hope this sorry if i'm wrong.

b. cronkite, a trusted television personality, declared that the war was unwinnable and told the american people that the government had better find a way out

even though it went against everything the news anchors typically stood for, cronkite voiced an opinion and took a stance, telling the us that there was no way they were going to win, the war was going to end in a stalemate.