Concept:Creating local governments in Nigeria is a legislative power of the state.Explanation:The 1999 Constitution gives each state the right to establish and maintain local government councils.This responsibility is carried out through the law-making body of the state.The State House of Assembly makes the law that creates or alters a local government area.The National Assembly is not responsible for creating local governments within a state.Neither the office of the deputy governor nor the Presidency holds this power.Answer:A. State Assembly.