Read the following passage carefully and complete the sentences that follow by circling letter A, B, C or D as the correct answers and then mark your choice on the answer sheet.

     In many modern countries, people think of a family as a mother, a father and their children. But this is not the only kind of the family group. In some parts of the world, a family group has many other members. This kind of large family is called an "extended family" or a "joint family".

     The joint family includes all living relatives on either the mother's or the father's side of the family. It is made up of grandparents, parents, brothers, sisters, uncles, aunts and cousins. They live together in a large house or in huts built close together.

     Early people probably live in joint families. They had to be part of a large in order to survey. The members of the group help each other hunt. They work together to protect themselves from dangerous animals and other enemies.

     In China, people lived in joint families. When a son married, he and his wife lived at his parents' home. Unmarried daughters remained at home until they married. Chinese children felt very loyal to their parents. Younger members of the joint family always took care of the old ones.

     India and Africa, some people still live in joint families. The members of a joint family share their earnings and property. If one member of the group becomes ill or has bad luck, the others help the person. As in the past, the members of the joint family offer each other help and protection.

On the whole, this story is about________ .