I looked at the men，and I thought my eyes were going.

I looked at the men，and I thought my eyes were going.
A、I looked at the men， then I looked at something else.
B、I"m afraid to look at the men， so I tried not to look at them any more.
C、When I looked at the men， I realized that my eyesight was declining.
D、Since I made great efforts to see them clearly， I knew that my eyesight was declining.
正确答案：C