Which underlined word in the sentence is a proper noun?

i ate some italian bread with my meals while in baltimore.

a.
italian

b.
meals

c.
i

d.
baltimore

What response does lincoln hope to elicit from his listeners with these words from his gettysburg address "we gave to come dedicate a portion of that field, as a final resting place for those who here gave their lives, that that nation might live. it is altogether fitting and proper that we should do this