From which language do the roots of the word barbarian

Although the account is in good standing at this point in time. is this sentence incomplete or complete?

What impact does the use of dashes have on the rhythmic structure of this poem? the dashes create imperfect rhyme that confuses the reader. the dashes create a slow rhythm that is pleasant for the reader. the dashes create a quick rhythm that confuses the reader the dashes create a heightened rhythm that excites the reader

Could someone me with this question?