1) Social equality, harmony are necessary for human health. 2) Public cleanliness or sanitation or hygiene is very important for individual health. Hope this is helpful to you
The nutrient that is not digested but keeps the digestive system healthy is C. Vitamins :)
Most people don't have any symptoms, but they can still infect other people through sexual contact.
Answer: OT
Explanation: OT stands for Online Tardy, which is when you are late for your class, and therefore another teacher has to tell you what you missed.
