What kind of information does the nutrition facts label give about requirements for essential nutrients?
a: the number of calories from vitamins and minerals.
b: the number of servings needed for a nutritious daily diet.
c: the percent of various nutrients in one serving.
which one do you think it actually is

The Nutrition Facts label usually tells us about the percent of various nutrients in one serving - C

The correct answer in this case is C.

The Nutrition Facts label can be found on various if not all food items and always tell us the nutritional value of our food items for one serving as well as for 100g. It can be used as a good guideline to know how healthy a certain food is. 

Maximal strength i believe