context: Guyana ([Guyana Guyana-dh-b: [ɡaɪˈænə]] error: {{lang-xx}}: text has italic markup (help) (pronounced / ɡaɪˈɑːnə / or / ɡaɪˈænə /), [2] [3]) South America is a country located on the north coast of the continent. It was formerly a British colony and its name was then British Guiana. After 3 years of colonial rule in 4, British Guiana gained independence and took the name of Guyana. Guyana is an indigenous American word, meaning "country of water". The full official name of the country is the Cooperative Republic of Guyana. Currently a member of the Guyana Commonwealth of Nations. It is the only English speaking state in South America. Its capital is Georgetown.
question: What is the official language of the country of Guyana on the continent of South America?