Which of the following has/have occurred in India after its liberalization of economic policies in 1991?

1. Share of agriculture in GDP increased enormously.
2. Share of India’s exports in world trade increased.
3. FDI inflows increased.

4. India’s foreign exchange reserves increased enormously.

Select the correct answer using the codes given below :
(a) 1 and 4 only
(b) 2, 3 and 4 only
(c) 2 and 3 only
(d) 1, 2, 3 and 4