The first one. Since you are trying to persuade people to do/ agree with you, you'd have to use words like these
Hi,
If a speaker were preparing a speech for the city council the style they should go for would be formal, educational, serious, or an informative tone.
The most subtle action is being wired
The author is thinking of adding one of these sentences. The sentence that contains a fallacy is Unless everyone in the U.S. including our grandparents can successfully use social media, we will be left behind.
<h3>What is a fallacy?</h3>
Fallacy is making or giving a wrong statement or move in constructing a false statement strongly true so that people believe it's true. Fallacy is used by politicians in the propaganda of their parties' promotion.
Thus, the correct option is B, We will fall behind if no one in the U.S., unless our grandparents, can use social media effectively.
Learn more about fallacy
brainly.com/question/14669739
#SPJ1