Concept:General Murtala Mohammed increased the number of states in Nigeria through a state creation exercise in 1976.Explanation:On February 3, 1976, General Murtala Mohammed created seven new states.These states were Bauchi, Benue, Borno, Imo, Niger, Ogun, and Ondo.This raised the total number of states in Nigeria from twelve to nineteen.Answer:B. 7