The correct option is D All of the above
Eskimo languages have been spoken for thousands of years, but they were not written down until modern times. There are three main languages - Aleut, Yupik, and Inupik. Inupik, spoken from northern Alaska to Greenland, has the most speakers, and it has many dialects. The differences among the dialects are small. Dialects of Yupik are spoken in south-western Alaska and Siberia.