Which of the following sentences is an appeal to reason?
A. And the glow from the fire can truly light the world.
B. Will you join in that historic event?
C. Since this country was founded, each generation of Americans has been summoned to give testimony to its national loyalty.
D. My fellow citizens of the world, ask not what your country can do for you; ask what you can do for your country.
E. I do not believe that any of us would exchange places with any other people or any other generation.