The island of Sri Lanka formerly known as

The correct answer is C. Ceylon.

Ceylon was the name of Sri Lanka until 1972. The name Ceylon comes from the Sinhala word “Sinhalaya”, which means “Lion Country”. The island was named after the Sinhalese people, who are the majority ethnic group on the island.

Madagascar is an island off the coast of Africa. Tasmania is an island off the coast of Australia. None of these islands were formerly known as Ceylon.