Read the passage carefully and the answer the question from the following given options: 

Eskimos live in the polar areas. They are not usually tall but they have powerful legs and shoulders. They have a common language and can understand members of another group although they may come from many thousands of miles away. Marriage is by mutual consent. They do not have a special marriage ceremony. Eskimos live by hunting and fishing. The Eskimo snow house, which is called igloo, is very well-known, but in fact, Eskimos usually live in houses made of wood and turf. When they are not hunting and working, Eskimos like to carve. They use ivory and wood and they often make very beautiful objects. 

What activities do Eskimos engage in during their spare time?