What is the use of the underlined word in the following sentence?

We visitors enjoyed the service.
(visitors is underlined)

Which passage from the story best shows the author's use of surprise to advance the story? a. i'd have gone up to the boss and told him just what i think, tell him everything i would, let him know just what i feel b. "oh, god", he thought, "what a strenuous career it is that i've chosen! travelling day in and day out." c. and he looked over at the alarm clock, ticking on the chest of drawers. "god in heaven! " he thought. it was half past six and the hands were quietly moving forwards, it was even later than half past, more like quarter to seven. d. one morning, when gregor samsa woke from troubled dreams, he found himself transformed in his bed into a horrible vermin. submit

Precarious subsistence voracious abysmal wood is to fire as food is to arrowright grinning is to cheerful as teetering is to arrowright conniving is to scheming as terrible is to arrowright mournful is to sad as gluttonous is to arrowright

That rolled gracefully toward the shore