Regular intake of fresh fruits and vegetables is recommended in the diet since they are a good source of antioxidants. How do antioxidants help a person maintain health and promote longevity

(a)

They activate the enzyme necessary for vitamin synthesis in the body and help prevent vitamin deficiency.

(b)

They prevent excessive oxidation of carbohydrates, fats and protein in the body and help avoid unnecessary wastage of energy.

(c)

They neutralize the free radical produced in the body during metabolism.

(d)

They activate certain genes in the cells of the body and help delay the ageing process.

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