Which one of the following statements is

• A. The largest known flood basalt region in the world is the deccan trap area of peninsular India
• B. The largest flood basalt region in the United States of America is the Columbia Plateau
• C. The two shield volcanoes mauna Loa and Mauna Kea have summit elevations of more than 6500 m above sea level
• D. The island of Hawaii includes at least seven coalesced volcanic domes