The following statement is not true - anthropologists can only study, they cannot apply their understanding of humanity to practical situations or to helping societies.
There is a sub field of anthropology called applied anthropology that is dedicated to applying what is learnt through research of cultures, societies and human behavior to help societies and communities, to further educate people about humanity, for practical situations and solutions to possible problems. Anthropologists can study and put into practice what they learn and discover.
Answer:
I think it's enforcing laws
Answer: having many groups and languages can cause problems in communication between one another. These challenges can push the groups apart after miscommunication as there are multiple ways to interpret something
Explanation:

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- The latitudinal extent of tropical evergreen forestin the northern and southern hemispheres is 10-degree North and South.
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