I did some research on this question it seem to be 13 species. I hope this help a little.
Answer:
After the National Party gained power in South Africa in 1948, its all-white government immediately began enforcing existing policies of racial segregation. Under apartheid, nonwhite South Africans (a majority of the population) would be forced to live in separate areas from whites and use separate public facilities.
Group structure is known to be a layout of a group. The approach is called a structural group.
- Structural group is known to often use different combination of group roles, norms, conformity etc.
Structured activities are known to be ways that helps people to start things off, get acquainted, and make transitions easy.
Group structure as the backbone of a group is known to have greater influence on the behavior and interaction of members of a group.
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Because the system had worn out and decayed during the yuan dynasty
