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: Isopropyl alcohol is prepared from petroleum by hydration of: 
 Options:  <1> Isobutene <2> Eteno <3> Penteno <4> Buteno. <5> Propene

SOLUTION: 5

PROBLEM: Question: In animals, where is most of the extracellular material components synthesized ?: 
 Options:  <1> In the smooth endoplasmic reticulum. <2> In the rough endoplasmic reticulum. <3> In the extracellular layer itself. <4> In the plasma membrane. <5> In the cytoplasm of the cell.

SOLUTION: 2

PROBLEM: Question: In relation to the sensory changes that occur in vision during aging, it is correct that: 
 Options:  <1> The visual field is not modified. <2> The pupil is more sensitive to light, favoring glare. <3> The perception of depth is distorted. <4> The threshold for the perception of light decreases. <5> There is a uniform loss of perception of all colors.

SOLUTION:
3