I believe it's B: To persuade his audience to trust him.
- North America has a long, rich history in ultrarunning, one that stretches back thousands of years. ... On their runs they would carry a dried buffalo heart. .... This ability to cover ground on foot was of paramount importance. ... The came over, when there was still ice connecting Asia to America, they came ...
We are so full of sorrow and pain for the loss of your son Tom Robinson.