___________ is the richest source of Vitamin-C.

Correct option is A

The correct answer is (a) Lemon.
· Lemon is a well-known and rich source of Vitamin C, also known as ascorbic acid. Vitamin C is crucial for the growth, development, and repair of all body tissues. It's involved in many body functions, including formation of collagen, absorption of iron, the immune system, wound healing, and the maintenance of cartilage, bones, and teeth.
· Lemons and other citrus fruits are celebrated for their high vitamin C content which plays a vital role in fighting infections and promoting overall health.
Additional details on other options:
· Milk: While nutritious, milk is not a significant source of Vitamin C. It is better known for its calcium and vitamin D content.
· Pulses: Pulses such as beans, lentils, and peas are good sources of protein, fiber, and some B vitamins, but they do not contain high levels of Vitamin C.
· Red meat: Generally known for its iron and protein content, red meat does not provide Vitamin C.