Answer:
The Man in the Water interested Rosenblatt.
Here are the remarkable occurrence that rosenblatt reported:
1. The real act of SELFLESSNESS that the Man in the Water showed as he sacrificed himself for others.
2. The Man in the Water was a real person, just like any other person with flesh and blood.
He showed SELF-SACRIFICE which is rare in today's world. He gave up his own survival for total strangers by passing his lifeline or a flotation ring given to him by the rescue team on to another of the passengers.
He can see if they are green and he can also determine where they came from.
Gamma-Rays have the shortest wavelength.
