Can a question create a shift in tone? Explain

Yes.

Explanation:

An question can create a shift in tone because the tone can change dramatically, bizarrely, joyfully, threatening, formally, informally, and etc.

yea and yea x.x i love them =^-^=

- "a nonrestrictive clause functions as a modifier to a noun (that is an object, person or concept). these clauses can be described by the following three options: it is set off by comas, it contains a subject and a verbs and it adds nonessential information to the sentence.

for example, in "here is bill gates, who confounded microsoft software company" we can identify "who confounded microsoft software company" as a nonrestrictive clause modifying the noun bill gates. this clause can be describes as a nonrestrictive clause because it is separated by a comma, it adds nonessential information to identify who bill gates is and it must contain both a subject (who) and a verb (confounded)."