Which sentence is correctly punctuated? A. You will find that much of northern, Africa is covered by the Sahara Desert. B. China’s, well-known Gobi Desert, is a vast expanse of dry, and very humid land. C. You’ll find Eilat, Israel, bordering Jordan at the southern tip of the Negev Desert. D. Amman, Jordan is the capital, of that mostly dry, hot, and humid country.