Respuesta :
The action of the main characters helps readers understand the theme should practice for improving the skills.
What is the meaning of practice?
It is the thing that the person do a repetition of doing things so that the person could do practice and made perfect regarding to the particular things.
The action of the important characters should do more practicing so that the skills should be improved and the person should perfect in it.
hence, the option 3 is correct.
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