Respuesta :

I know formal writing , if not printed and typed is used in the MLA format and you don't use possesive pronouns like I or Me, 
Panoka

How is technical writing used?

A. To establish the credibility and expertise of the author

B. To inform the reader about a new product or concept

C. To persuade the reader to support a new idea

D. To provide instructions or explain complicated things

the answer is D