Friends and fellow citizens:

I stand before you tonight under indictment for the alleged crime of having voted at the last presidential election, without having a lawful right to vote.

—“On Women's Right to Vote,”
Susan B. Anthony

Choose the two reasons Susan B. Anthony’s topic sentence is effective.

It makes a bold statement to engage listeners.
It gives historical background.
It connects with the audience by using the words friends and fellow.
It includes rich and complicated vocabulary.
It provides the claim, reason, evidence, counterclaim, and rebuttal.