Q. Which is the world's largest island country?
Answer: Indonesia
Notes: Indonesia is the world's largest island country. Indonesia is a country in Southeast Asia and Oceania, between the Indian and Pacific oceans. It consists of more than seventeen thousand islands, including Sumatra, Java, Sulawesi, and parts of Borneo (Kalimantan) and New Guinea (Papua). Indonesia is the 14th-largest country by land area. With more than 270 million people, Indonesia is the world's fourth-most populous country and the most populous Muslim-majority country.