Why is it difficult to determine where cosmic rays come from?

Because cosmic rays are composed of charged particles their paths can be altered by any magnetic field that it comes into contact with. Naturally, objects like stars and planets have magnetic fields, but interstellar magnetic fields also exist. ... Determining the source of cosmic rays proved difficult for many years.

the answer is a. the yacht traveled from the dock north to the 200-meter marker in the bay in less than 5 minutes, giving the passengers several more hours to fish.

im doing peak rn so sry if its wrong