Which Set of Drug Responses Best Matches the Action of an Acetylcholinesterase

Which set of drug responses best matches the action of an acetylcholinesterase inhibitor?

A) Feelings of relaxation, increased skeletal muscle tone, increased autonomic tone and the release of catecholamines
B) Bronchoconstriction, increased gastrointestinal motility, pupil constriction, increased skeletal muscle tension and bradycardia
C) Tachycardia, facial flushing, decreased gastrointestinal motility, dry mouth and urinary retention
D) Tachycardia, histamine-induced hypotension, muscle relaxation and decreased gastrointestinal motility