Correct option is C
(a) Paper - Ambala Mukul: Paper industries are often located near sources of raw materials. Ambala Mukul is associated with the paper industry.
(b) Cement - Lakhiri: Lakhiri is known for its cement industry.
(c) Iron & Steel - Bhilai: Bhilai is famous for its iron and steel production, with Bhilai Steel Plant being one of India's largest.
(d) Mineral Oil Refinery - Titagarh: Titagarh is associated with a mineral oil refinery.