In the United States,a "Gluten-Free," "Without Gluten," "No Gluten," or "Free

In the United States,a "gluten-free," "without gluten," "no gluten," or "free of gluten" label on a food package means that _____.

A) the food contains no gluten
B) individuals with certain disorders do not have to read the ingredient labels
C) the food contains less than 10 parts per million of gluten
D) the food contains less than 20 parts per million of gluten
E) the food contains less than 30 parts per million of gluten