Correct Answer: Lactose

Solution : The correct option is Lactose .

Lactose is another name for milk sugar. Lactose is a natural sugar present in milk and dairy products. It comprises two sugar molecules joined together, glucose, and galactose. Lactose is known as "milk sugar" because it is found largely in the milk of animals, including humans. It provides energy to newborns, and babies, as well as carbohydrates to those who consume milk and dairy products.