Which sentence exemplifies the logical fallacy "authority"? (10 points)

My dentist doesn't believe in taking vitamins, so I don't take them either.

If we don't elect Mrs. Smith to the senate, we will definitely see a rise in taxes.

We never had any crime until Mr. Jones was elected to office, so it's definitely his fault.

Don't ask my friend to help you plan for the party; she has terrible taste in music.