<span>No choices were given so I had to read the whole poem. Here is the line that uses alliteration.
Five miles meandering with a mazy motion
Alliteration is literary stylistic device wherein a series of words in a row have the same first consonant sounds.
The sound of "M" was used to depict alliteration.</span>
You probably already got the answer but:
Keeler deals mainly with the Pilgrims while Bruchac discusses immigrants who came later
Keeler uses an argument that appeals to facts and emotions
Keeler looks toward the future while Bruchac looks at the past