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 cyclic electronic flow of photosynthesis: 
 Options:  <1> It uses the components of photosystem II together with plastocyanin and cytochrome b6f. <2> Generates ATP and NADPH. <3> It occurs in situations in which NADPH is in short supply. <4> It generates ATP without reducing NADP +. <5> Free O2.
[A]: 4


[Q]: Question: A 45-year-old man of Moroccan origin, who arrived in Spain three years ago, goes to the nurse's office, with a clean superficial wound, and tells us that six months after arrival he was given a dose of the diphtheriate bath vaccine. Of the following interventions, which is indicated ?: 
 Options:  <1> Start diphtheria tetanus vaccination. <2> Administration of the 2nd dose of tetanus diphtheria. <3> Administration of antitetanus gammaglobulin. <4> Administration of antitetanic gamma globulin and 2nd dose of diphtheria tetanus. <5> No intervention would be indicated since he has a dose of diphtheria tetanus.
[A]: 2


[Q]: Question: Osmium oxide (VIII), OsO4: 
 Options:  <1> It is a compound in a state of oxidation very common among transition metals. <2> It is the only binary compound of osmium with oxygen. <3> It has the structure of rhenium trioxide. <4> It is inert compared to alkaline hydroxides. <5> It is used as an oxidant in organic chemistry.
[A]:
5