After a long exploration, what happened to some of the sailors?

They died

Explanation:

The FitnessGram Pacer Test is a multistage aerobic capacity test that progressively gets more difficult as it continues. The 20 meter pacer test will begin in 30 seconds. Line up at the start. The running speed starts slowly, but gets faster each minute after you hear this signal. A single lap should be completed each time you hear this sound. Remember to run in a straight line, and run as long as possible.

this is not a question its simply asking you to read and write a few sentences and   the question on the bottom its fairly easy, you can do this!