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: Ophthalmological ointments: 
 Options:  <1> They may contain solid particles but only with a controlled size. <2> They do not need to be sterile. <3> They require the test of pyrogens. <4> They can not be W / O emulsions. <5> Always your excipients must be fatty

A: 1
****
Q: Question: The fear or belief of suffering an important disease, which arises in the subject from the erroneous interpretation of their bodily symptoms, is the nuclear characteristic of: 
 Options:  <1> The conversion disorder. <2> Hypochondria. <3> Panic disorder <4> The Depression <5> Somatization

A: 2
****
Q: Question: The proteasome: 
 Options:  <1> It is formed by 21 homologous subunits organized in 3 rings. <2> It is a protein complex that catalyzes the hydrolysis of ubiquitinated proteins. <3> It is found only in animal eukaryotic cells. <4> Digest acylated proteins. <5> It is activated by a drug, bertezomil, in therapy for multiple myeloma.

A:
2
****