Premise: B: how'd you like to own a piece of property where your lake is going sour because of acid rain. A: Right.  Right. B: It's, uh, really a serious issue for those of us up in this, uh, sector up here. A: um, or do you hypothesize that most of the, uh, smog or air pollution comes from vehicles
Hypothesis: most of the smog or air pollution comes from vehicles
Label: neutral