TASK DEFINITION: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
PROBLEM: Question: The oxygen of the ethers as that of the alcohols can be protonated to generate: 
 Options:  <1> Iminium ion. <2> Alkaloxonium ions. <3> Peroxides <4> Piranos. <5> Enaminas

SOLUTION: 2

PROBLEM: Question: Which of the following activities should NOT be carried out in the terminal patient when he presents with xerostomia ?: 
 Options:  <1> Offer you vitamin C pills <2> Give him candy with sugar. <3> Increase fluid intake. <4> Offer ice cubes. <5> Prepare pieces of natural pineapple.

SOLUTION: 2

PROBLEM: Question: One of the components of injectable formulations are preservatives. This category includes different excipients with different mechanisms of action. Which of the following is used as a chelating agent ?: 
 Options:  <1> Butylhydroxyanisole. <2> Ethylenediaminetetraacetic acid. <3> Ascorbic acid. <4> Propyl gelate <5> Tocopherol.

SOLUTION:
2