They are both considered metaphors, yes. The light of my life means the happiest thing that you have ever known. It's kind of an exaggeration, but it's metaphor. Roller coaster of emotions means that your mood swings up and down and all around like a roller coaster. I hope this helps you!
Answer: D
Explanation: the argument is not convincing because the authors focus only on facts and data related to bitly links and twitter usage which is not sufficient evidence to support the claim
<span>A scrim is thin backdrop curtain. In general term, a scrim is an object that used for covering something. Therefore, a thin backdrop curtain is an appropriate choice for this term because thin backdrop curtain act as an object used for covering the theater stage in a scene transition process so the audience can enjoy a real experience of a show. A scrim is also a term for a cloth used by a magician for covering something to reveal in a magic trick process to distract the spectator.</span>
