The country that features the Tigris and Euphrates rivers is Iraq, option C. To get the answer, one can use either general knowledge or conduct a quick online search. The Tigris and Euphrates rivers are two of the most important waterways in the Middle East, and they both pass through Iraq. Additionally, historically, these rivers played a significant role in the development of ancient civilizations such as the Sumerians, Babylonians, and Assyrians, which were all located in modern-day Iraq.