Which part of speech is the underlined word?

i'm using a ruler to draw a straight line. (straight being the underlined word)

a.
interjection

b.
adverb

c.
adjective

d.
pronoun

the middle one

explanation:

because it's about a pauper

1. b

2. a deadly disease

4. at the same time

5. a) true

b) true

c)false?

d)false?

7. para.1 = c

para.2 = d

para.3 = f

para.4= b

para.5= e

para.6 = a