Which of the Following Is True of Adsorbents Used to Treat

Which of the following is true of adsorbents used to treat diarrhea?

A) They act by coating the walls of the GI tract and absorbing toxins that cause diarrhea.
B) They are excreted with the stool.
C) They include activated charcoal, bismuth salts, kaolin, and pectin.
D) They are taken after each loose stool until diarrhea stops.
E) All of the above statements are true.