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: Which of the following molecules has the highest number of antibonding electrons? 
 Options:  <1> B2. <2> N 2 <3> Li2. <4> F 2 <5> O 2
[A]: 4


[Q]: Question: What drug should be recommended for the treatment of juvenile myoclonic epilepsy? 
 Options:  <1> Phenobarbital. <2> Valproic acid. <3> Oxcarbazepine <4> Diphenylhydantoin. <5> Topiramate.
[A]: 2


[Q]: Question: To control the expression of certain genes according to population density, bacteria use systems of: 
 Options:  <1> Strict response <2> Two components <3> Perception of the quorum. <4> Densitometric adaptation. <5> Negative activation
[A]:
3