Brain › GeographyWhich of the following geographic features is a ring-shaped coral reef, island, or series of islets?PeninsulaIsthmusAtollDeltaAnswerThe correct answer is C) Atoll.More Geography questionsWhat is the capital of Bangladesh?The Space Needle is located in which city?What is the largest hot desert in the world?How many time zones does China have?What is the capital of Romania?The country of Belize borders which country?Play Brain · Practice