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: Pulmonary hypertension occurs as a consequence of: 
 Options:  <1> Bronchoconstriction and inflammation of the upper respiratory tract. <2> Bronchoconstriction and inflammation of the lower respiratory tract. <3> Bronchiectasis and pulmonary collapse. <4> Vasoconstriction of the arterioles of the systemic circulation. <5> Vasoconstriction of the arterioles of the pulmonary circulation.
[A]: 5


[Q]: Question: An ideal diluted solution is characterized by: 
 Options:  <1> All components comply with Raoult's law. <2> Only the solute complies with Raoult's law. <3> The solvent complies with Henry's law. <4> All components comply with Henry's law. <5> Only the solute complies with Henry's law.
[A]: 1


[Q]: Question: The quality of a spectrum can be defined: 
 Options:  <1> Based on the relationship between the intensities of the bands containing information (S) and noise (R). <2> Based on the selected wavelength. <3> Only in function of the analytical signal. <4> Depending on the relationship between wavelength and noise. <5> Based on very low frequency noise.
[A]:
1