How does voice impact tone?

AIt determines the range of attitudes that a text can effectively express.
BIt helps develop the overall personality in a work.
CIt allows the author to talk down to the reader without the reader taking offense.
DIt determines the point of view of the text.

Verified Answer :

Voice is the over all presence of a personality behind the text.Voice determines the range of attitudes that a text can effectively express.
Answer :
A. It determines the range of attitudes that a text can effectively express. 

Answer;

-It determines the range of attitudes that a text can effectively express.

The voice impacts the tone in that it determines the range of attitudes that a text can effectively express.

Voice is the quality that makes an author's unique and conveys the author's attitude, character and personality. In other words it is a characteristic speech and patterns of a narrator.