Why Should Fiber-Rich Foods Be Avoided in an Athlete's Pregame

Why should fiber-rich foods be avoided in an athlete's pregame meal?

A) The fiber delays absorption of fat.
B) The fiber interferes with glycolysis.
C) The meal crowds out more energy-dense foods.
D) The fiber retains water in the GI tract that would otherwise be absorbed.
E) The meal will be digested and absorbed too rapidly to be useful.