Which among the following produce crude oil (Petroleum) ?

Crude oil in India is produced from offshore fields like Bombay High and onshore fields in Assam (Digboi, Naharkatiya), Gujarat (Ankleshwar, Kalol), and a small amount in Tamil Nadu (Cauvery basin). Among the given pairs, Gujarat and Tamil Nadu are both producers of crude oil. West Bengal, Odisha, and Bihar are not significant crude-oil producers.