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'.

[EX Q]: Question: Retrograde amnesia is defined as: 
 Options:  <1> Memory loss that covers the period before the onset of the disorder that gave rise to amnesia. <2> Memory loss that covers the period following the onset of the disorder that gave rise to the amnesia. <3> Partial loss of memory that covers a specific period. <4> Memory loss in the absence of an organic brain disorder. <5> Distortions or memory errors.
[EX A]: 1

[EX 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
[EX A]: 2

[EX Q]: Question: The retrovirus envelope comes from (the): 
 Options:  <1> Plasma membrane. <2> Nuclear membrane. <3> Endoplasmic reticulum. <4> Golgi apparatus. <5> Mitochondria.
[EX A]:
1