Correct option is C
Golden rice is genetically engineered to be a rich source of Vitamin A. It has been modified to produce beta-carotene, a precursor to Vitamin A, in the rice grains, which is converted into Vitamin A in the human body.
Yeast does not contain significant amounts of Vitamin A.
Cheese has some Vitamin A but is not the richest source.
Oranges contain Vitamin C primarily, with very little Vitamin A.