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'.

[Q]: Question: Which of these foods should reduce a patient with high cholesterol from his diet?
Options: <1> Cereals. <2> Vegetables. <3> Whole milk. <4> Olive oil. <5> Fish.
[A]: 3

[Q]: Question: One of the following types of transport through membranes does NOT exist:
Options: <1> Ion transport facilitated by ionophore (against electrochemical gradient). <2> Facilitated diffusion (in favor of electrochemical gradient) <3> Primary active transport (against electrochemical gradient). <4> Ionic channel (in favor of electrochemical gradient). <5> Simple diffusion (in favor of concentration gradient).
[A]: 1

[Q]: Question: The gas used to generate the ICP plasma (coupled induction plasma) is:
Options: <1> Hydrogen for being diatomic, chemically inert and with a low ionization energy. <2> Oxygen because it is diatomic, highly reactive and with a high ionization energy. <3> Argon, being monatomic, chemically inert and with a high ionization energy. <4> Xenon, being monatomic, highly reactive and with a low ionization energy. <5> None of the above is correct, because the gas used is helium.
[A]:
3