With reference to Indian agriculture, which one of the following statements is correct

(a)

About 90 per cent of the area under pulses in India is rainfed.

(b)

The share of pulses in the gross cropped area at the national level has double in the last two decades

(c)

India accounts for about 15 per cent of the total area under rice in the world

(d)

Rice occupies about 34 per cent of the gross cropped area of India