Why are rhyming couplets an effective way to tell this civil war story ?

Hello, i need you to me my teacher sent me a letter to the reader and in the letter i have to put in. why do i want to get 3 points? and he said that of the 4 arguments choose one and that with that argument write the letter these are the arguments: addition: also that, even that, too. comparison: more than, less than, as much as. opposition: but, however. security: without a doubt, of course. those are the 4 arguments and i have to choose just one, i need it it's very urgent you it's about language and literature

It will gain you more knowledge, intensify your soft skills, strong work ethics and grow your network. what is it.?

Can someone give me advice on how to learn the hawaiian language.