A Food Label Claims That the Food Is a "Good

A food label claims that the food is a "good source of vitamin C." This means that the food

A) provides 10 to 19 percent of the Daily Value for vitamin C.
B) has vitamin C in it, but the amount is undetermined.
C) provides 50 percent of the Daily Value for vitamin C.
D) provides more than 20 percent of the Daily Value for vitamin C.