American literature<span> is part of the system by which the federal government creates an </span>American identity<span>. </span>
Billy Joel uses to "establish unity between the lines", I assume you're talking about "We Didn't Start the Fire"? I assume this because it's one of the most infamously deconstructed songs in both History and English classes.
Billy Joel uses two major literary tactics in this song that establish unity and make it so catchy and memorable. First of all, Joel plays off the beat of the song by singing the lyrics in a linear fashion (like a shopping list). Notice the music itself doesn't change between the chorus and the rest of the song.
Secondly, and more importantly, he take advantage of the allusion in his lyrics. Billy Joel's "We Didn't Start the Fire" is full of references to real events and icons of history. An allusion is literally just a reference to something that you could just understand.
The method that Dave can use to overcome his feelings of apprehension is "breathe deeply & think positively"
<h3>What is apprehension?</h3>
Apprehension refers to the feeling of nervousness or anxiety. Dave might get the feeling because of the fear of public speaking or because he was not prepared for the same.
To overcome the fear one of the most effective method is to take a deep breath and allow positive thoughts to enter your mind.
Deep breathing will calm down the nerves and make the person relaxed. The person will be capable to frame the speech with a relaxed mind.
Therefore the correct option is c.
Learn more about apprehension here:
brainly.com/question/15754566