【单选题】听力原文: The worldwide organization of the Red Cross stems from the idea of Henry Dunant, a Swiss banker. In 1838, at the age of 10,Dunant was taken by his father go visit a prison. There he saw prisoner...
A.
A visit to a prison.
B.
The influence of his father.
C.
A talk with some miserable slaves.
D.
His experience in the war between France and Austria.