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: Among the following, the first precursor cell of neutrophil granulocytes is:
Options: <1> Monoblast. <2> Myeloblast. <3> Metamielocito. <4> Cell in band (or in staff) <5> Promyelocyte
A:
2