Vitamin A because of the nutrient value per serving is 40% (the highest).
It is only active at a pH of around 2 because that is around the same pH as the gastric juices in the stomach which is where pepsin is used to break down proteins.
Answer:
a twelve-point scale for expressing the local intensity of an earthquake, starting from I virtually imperceptible to XII (total destruction.
D is the correct answer ur welcome