Respuesta :

The formal negative command in the option below is option C because it states:  No cubra la boca. (That is Do not cover your mouth).

What is a negative command?

A negative command simply means a command or instruction telling someone or something not to perform an action.

Other examples of negative commands are:

  • No mires
  • no toques eso
  • no gire a la izquierda

Learn more about negative commands at:
https://brainly.com/question/26149875
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