Which passage from the article best supports the idea that the men in the boat couldn't take their eyes off of what they saw?

A.It happened in the early evening, and several people witnessed the unusual sight.
B.Over and over, the lights joined and parted, [Winthrop] wrote.
C.Once their attention returned to their task, the men discovered that they had traveled a mile (1.6 kilometers) upstream. They didn't remember rowing against the current.
D.Five years later, Winthrop recorded a report of another sighting. This time, the lights were "like the moon" rising from different places.

C. Once their attention returned to their task, the men discovered that they had traveled a mile (1.6 kilometers) upstream. They didn't remember rowing against the current.