The tone is demonstrated as the author's attitude or approach towards a particular subject matter that is reflected through the word-choice(diction), language, and style used by the author. It provides the readers with a perspective to look at the text and evoke feelings as intended by the author.
As per the question, '<u>objective tone</u>' is elucidated as the 'impersonal style of writing adopted by the author in which he/she presents the information factually and even-handedly without including his/her personal thoughts or opinions.' Such a tone involves factual claims supported by sufficient evidence that establishes the credibility of the author as well as the claim.
