Examine the following statements :

i. Government of India approved 2017 as the 'National Year of Millets'.

ii. In the Pre-Green Revolution era, in 1965-66, millets were cultivated in about 36.90 million hectares and in 2016-17 the area declined to about 14.72 million hectares.

iii. In India, millets are mostly cultivated in low fertile land, mountainous, tribal and rain-fed areas

The correct statement are :