Consider the following statements with respect to Agriculture in India:

a. India is the largest producer of milk and the second largest producer of fruits and vegetables.

b. India holds 6th place with 7% of the world’s market share in medicinal and aromatic plants.

c. India accounts for 57% of the world’s buffalo population and 14% of the cattle population.

d. Rice productivity in India was greater than in China.

Which of the statements given above is/are correct?