IRCTC (Indian Railway Catering and Tourism Corporation Ltd.) is an example of?

Monopolistic competition Monopoly Perfect competition Oligopoly

Monopoly

The state-owned IRCTC has a monopoly in the online ticketing and catering services for the Indian Railways. IRCTC is the only entity that is authorised by the Indian Railways to offer railway tickets online, run catering services, and sell bottled water across all railway stations and trains in India.