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: The most accurate measurement of body temperature in an unconscious patient should be obtained at: 
 Options:  <1> Oral. <2> Axillary. <3> It is indifferent. <4> Rectal. <5> Inguinal.
[A]: 4


[Q]: Question: The set of means and systems that facilitate the contact of the infectious agent with the recipient subject corresponds to: 
 Options:  <1> Source of infection. <2> Habitat. <3> Transmission mechanism. <4> Biotope <5> Reservoir.
[A]: 3


[Q]: Question: In what disorder is there excessive concern for any mild or nonexistent physical anomaly ?: 
 Options:  <1> Somatization disorder <2> Anorexia nervosa. <3> Anxiety disorder <4> The conversion disorder. <5> Body dysmorphic disorder.
[A]:
5