【单选题】The old man stood there at a loss, his sunken eyes staring at the man seated behind the table. Raising his hand, he wiped the sweat from his forehead and heavily wrinkled face. He didn't use the tradi...
A.
The old man had very poor vision.
B.
The old man' s wife had an eye problem.
C.
The old man failed to see what be should have seen.