Consider the following statements related to resources and infrastructural development in India.

A. Chromite deposits are found in the form of segregation masses and veins in ultra-basic rocks such as dunite, peridotite and serpentine.

B. The objectives of Biosphere Reserves in India is to promote research on ecological conservation and industrial development.

C. Jamnagar oil refinery has the largest installed capacity and uses imported crude petroleum.

D. The ilmenite beach sands of Kerala contains the largest reserves of Monazite in India.

Choose the correct answer from the options given below: