What Is the Best Way for Athletes to Ensure That

What is the best way for athletes to ensure that they have adequate sodium levels in their bodies?

A) Use salt tablets after large sweat losses from exercise.
B) During a competition, use sports drinks that are high in glucose content.
C) Do not restrict salty foods in the days before a competition.
D) Restrict water intake during a competition to avoid hyponatremia.
E) Include an electrolyte-enhanced beverage at all meals.