Schooling behavior is thought to offer fish several advantages. Which one of the following is NOT an ...

Schooling behavior is thought to offer fish several advantages. Which one of the following is NOT an advantage of schooling?
 
  a) Being together reduces the probability of running into a predatory fish
  b) The school may appear as a larger, more dangerous organism to a predator
  c) Schooling allows fish to get more exercise as they adjust their position in the school
  d) The appearance of many fish may confuse an attacking predator
  e) The chances of being eaten are smaller for an individual when there are many other fish to choose from