Which word BEST describes the speaker? A) foolish B) humorous C) inventive D) miserable

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?

[he] let his gaze wander to the swirling water of the stream racing madly beneath his feet. a piece of dancing driftwood caught his attention and his eyes followed it down the current. how slowly it appeared to move! what a sluggish stream! what contrasting words are used to describe the stream in this passage?

Which verb from is used to indicate the perfect progressive tense