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 reaction conditions for transforming nonanamide into octanamine and carbon dioxide are: 
 Options:  <1> H2, metallic catalyst. <2> Excess of CH3I, K2 CO3. <3> Cl2, NaOH, H2O. <4> LiAlH4, diethyl ether and then hydrolysis. <5> CH2N2, diethyl ether.

A: 3
****
Q: Question: The evaluation of the electrodermal activity allows a measurement of: 
 Options:  <1> The general activation of the Autonomic Nervous System. <2> The parasympathetic activation. <3> The visceral activity. <4> The cortical attitude. <5> The Delta rhythm.

A: 1
****
Q: Question: When centrifuging human peripheral blood in a density gradient in Ficoll: 
 Options:  <1> The mononuclear cells float on the Ficoll. <2> The lymphocytes remain in the background. <3> The erythrocytes float on the Ficoll. <4> The granulocytes float on the Ficoll. <5> The monocytes remain in the background.

A:
1
****