Summary story a case of suspicion

Which example is presented in chronological

[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 is it? the desert is than the mountains? 1. drier 2. more dry