Which sentence exemplifies the logical fallacy "authority"?
a: don't ask my friend to you plan for the party; she has terrible taste in music.
b: if we don't elect mrs. smith to the senate, we will definitely see a rise in taxes.
c: my dentist doesn't believe in taking vitamins, so i don't take them either.
d: we never had any crime until mr. jones was elected to office, so it's definitely his fault.

Read this excerpt from mohandas gandhi's "banaras hindu university speech." what is the speaker's purpose a. to persuade his audience to struggle for self-governance through peaceful means b. to urge wealthy indians to act instead of merely talk about poverty c. to inform the audience that the british colonial power is stealing indian resources d. to persuade his audience to renounce materialistic wealth and pursue spiritual wealth