Select the correct statement(s)

(1) IARI has released a mustard variety rich in vitamin C.

(2) Pusa Sawani variety of Okra is resistant to aphids.

(3) Hairiness of leaves provides resistance to insect pests.

(4) Agriculture accounts for approximately 33% of India's GDP and employs nearly 62% of the population.

(a) (1) and (2)

(b) (2) and (3)

(c) (1), (3) and (4)

(d) None of these