Answer:
a and b
Explanation:
Indo-European and Sino-Tibetan are the largest two language families, with over 4.6 billion speakers between them.
This lesson talks about the movement of people from one place to the other place and then the exchange of culture of two places leading to bringing people of different areas together.
<u>Explanation:</u>
Migration and cultural exchange is the lesson which talks about the importance of the migration or the movement of the people from one place to the other place for the search of better living opportunities and to improve their standards of living.
With the movement of people from their place of origin to some other place, the culture of those two places also get exchanged and people get to know and learn about the culture of some other place.
Agriculture is the traditions that the place you live in have
Fishery Collapse
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