A Young Female Patient Is Diagnosed with Irritable Bowel Syndrome

A young female patient is diagnosed with irritable bowel syndrome and is in an acute phase.She is placed on Sal-Tropine (atropine sulfate) at the maximum dose.The patient will best benefit from this medication because of which of the following reasons?

A) It is most effective and has fewer side effects.
B) The actions of this medication give short-term relief.
C) This medication is easy to administer.
D) This drug does not cause dryness of the mouth.