The correct answer is (b), Mauritius.
Mauritius is a small island nation in the Indian Ocean. It is a major producer of sugar, and exports around 90% of its production. The sugar industry is a major contributor to the Mauritian economy, and employs around 20% of the workforce.
India is the world’s second largest producer of sugar, but it only exports around 10% of its production. The Indian sugar industry is facing a number of challenges, including falling prices and rising production costs.
Mexico is the world’s fifth largest producer of sugar, but it only exports around 5% of its production. The Mexican sugar industry is also facing a number of challenges, including falling prices and rising production costs.
China is the world’s largest producer of sugar, but it only exports around 2% of its production. The Chinese sugar industry is heavily protected by government subsidies, and is not competitive on the global market.