Analyze the map below and answer the question that follows. A map of Religious Cultural Regions. A color-coded key notes religions. Christianity is in North and South America, Europe, Southern Africa, Australia, and Southern Russia. Islam is found in Northern Africa, the Middle East, and Southeast Asia. Judaism is found in Israel. Hinduism is found in India. Buddhism is found in Central Asia and South Asia. Chinese religions are in Eastern China. Tribal Religions are in Northern Canada and Russia. Greenland and eastern Russia are nonreligious. Image by Usergreatpower According to the map above, which shows religious cultural regions, what is the most commonly practiced religion in the world? A. Islam B. Buddhism C. Hinduism D. Christianity