A, the passage mainly focuses on the theories and mechanisms of yawning
the first one because it shows how massive our amount of garbage is and will be in the future
The tone of any given passage is the author's emotion or feeling, usually towards his subject.
An author's style is the particular way he uses language to reflect his unique authorial voice. Most style or tone questions will include the words “attitude,” “tone,” “style,”.
<h3>What is an example of a passage?</h3>
An example of passage is when you go on a trip and someone tells you to be safe in your travels.
An example of passage is when a car moves through a restricted area with permission. An example of passage is when time moves forward.
For more information about the Passage, refer to the link:-
brainly.com/question/24904069
