Final answer:
St. Vincent and the Grenadines is the country with the islands Bequia, Mustique, and Union Island. These islands are part of the Lesser Antilles in the Caribbean, which have a history of European colonization and an economy largely based on tourism and financial services.
Step-by-step explanation:
The country that has the islands Bequia, Mustique, and Union Island is St. Vincent and the Grenadines. These islands are part of the Lesser Antilles in the southeastern Caribbean Sea. They are north of Grenada and south of Saint Lucia, located in the Windward Islands, which are part of the chain of islands called the Lesser Antilles.
Bequia is the second largest island in St. Vincent and the Grenadines, Mustique is a private island famous for its celebrity visitors, and Union Island is known for its tourism and as a gateway to the Tobago Cays.
St. Vincent and the Grenadines is an independent country that was once a colony in the Caribbean Sea region, which has a history of being colonized by European colonies like the Spanish, English, Dutch, and French.
The Caribbean is known for its tourism industry, which is a vital part of the economy for many of these islands. In addition to gorgeous beaches and lush landscapes, many islands in the Caribbean, including St. Vincent and the Grenadines, are exploring economic development through the establishment of financial centers.