How did the man feel after his first marathon?
A. He was proud of his performance.
B. He was disappointed in himself.
C. He knew marathons would be part of his life.
D. He believed he would never do it again.
In marathons, what do both the amateurs and the professionals enjoy?
A. The cheering of the crowd.
B. The eagerness for success.
C. The psychological challenge.
D. The physical challenge.