The yellow and orange vegetables contain a pigment called carotenoid and are great sources of which vitamin (a.k.a. beta carotene)?

The purpose of cooking vegetables is to:

Moist heat cooking method; vegetables are cooked in a flavorful liquid. The liquid is then reserved and served with the vegetable.

Mineral that helps carry oxygen through the blood,

Fat soluble vitamin that is an antioxidant, which helps protect cells from damage.