Walter is writing a report on the world's tallest building. It has been difficult to determine which building is the world's tallest. One source states it is one building, and another source states it is a different building. 15 Which of these statements could Walter use to best clarify his report? A. According to Infoplease. com, the world's tallest building is Burj Dubai at 2,684 feet; however, it is not set to be officially opened until September 2009. B. Some people think that the world's tallest building is Tapei 101 located in Taiwan. Others would argue that Burj Dubai, in Dubai, is now the world's tallest building. C. Tapei 101 continues to hold the official title for the world's tallest building as cited by the Council on Tall Buildings and Urban Habitat, 2008, and Emporis Buildings. D. Wikipedia states that Burj Dubai is the world's tallest structure. Buildings are considered to be structures, so that must mean that Burj Dubai is the world's tallest building.