Read this passage from joseph conrad's heart of darkness
"i left in a french steamer, and she called in every blamed port they have out there, for, as far as i could see, the sole purpose of landing soldiers and custom-house officers. i watched the coast. watching a coast as it slips by the ship is like thinking about an enigma."
which word best to establish tone?
a. blamed
b. sole
c. landing
d. enigma