If it is a true/false question. Answer would be true. Some people never show symptoms, others show them within 7 days and for others it shows in about 30 days.
Metabolism is the process by which your body converts what you eat and drink into energy. During this complex biochemical process, calories in food and beverages are combined with oxygen to release the energy your body needs to function so i would say that it is A but i could be wrong so good luck
Toddlers. they are toddlers