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'.

Question: If you want to study the efficacy and safety of a new cytostatic for a specific oncological process and, at the same time, contrast the efficacy that adds a new monoclonal antibody to this treatment, what would be the most appropriate study design?
Options: <1> Parallel test. <2> Cross test <3> Factorial test. <4> Sequential test. <5> Test of n = 1.
3

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.
2

Question: They are directly involved in allergic reactions:
Options: <1> T lymphocytes. <2> Dendritic cells <3> Monocytes <4> Platelets. <5> Mastocytes
5