Under which Provision of the Hindu Succession Act, 1956, can a Hindu dispose off his or her property by…

Under Section 30 of the Hindu Succession Act, 1956, any Hindu may dispose of property by will in accordance with the Indian Succession Act, 1925 or any other law applicable to Hindus, so the answer is "Section 30". Its Explanation makes even an interest in Mitakshara coparcenary property capable of disposal by will. Section 28 provides that disease or defect does not disqualify an heir, and Section 29 deals with failure of heirs.