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 antitussive dextromethorphan is an enantiomer of the O-methylated derivative of levorphanol that belongs to the structural family of: 
 Options:  <1> 6,7-Benzomorpanos. <2> Morfinanos. <3> 4-Phenylpiperidines. <4> Phenylpropalamine. <5> Oripavinas.

A: 2
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Q: Question: What is the common denominator of well-established psychological treatments for childhood phobias ?: 
 Options:  <1> The change of beliefs regarding the dangerousness of the phobic stimulus. <2> The induction of a feeling of relaxation or well-being in the presence of the phobic stimulus. <3> The interaction of the therapist with the phobic stimulus. <4> The use of coping self-instructions. <5> The gradual relationship in vivo with the phobic stimulus.

A: 5
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Q: Question: For R.B. Cattell, the T data would correspond to the information collected through: 
 Options:  <1> Self-reports <2> Third party evaluation scales. <3> Objective tests. <4> A questionnaire like the 16PF. <5> The grid technique.

A:
3
****