Since Many Parasitic Worms Are Ingested and Remain in the Intestines,many

Since many parasitic worms are ingested and remain in the intestines,many anthelmintic drugs can successfully exert their effect because they are poorly absorbed.Piperazine induces its action by:

A) initiating a depolarizing neuromuscular blockade in the worm.
B) irreversibly inhibiting acetylcholinesterases in the worm.
C) inhibiting cholinesterases in the worm.
D) causing flaccid paralysis in the worm.