List as many examples of these constituents as you can identify in sentences(a)and(b) below: NP, PP, VP. List as many examples of these lexical categories as you can identify in sentences(a)and(b): N, prep, V. a. A Guns "N" Roses concert at an arena near ST. Louis ended in disaster after some 2500 fans staged a full-fledged riot. b. The trouble started when Axl Rose asked venue security to confiscate a camera he saw near the front of the stage.