Tariff reduction is the the reduction of taxes on an item being shipped to another country. The answer is the last one. Birth and death rate directly causes population growth or decline. Migration can help people thrive in an environment which means more population. I hope this helps!
<span>It is Herding and
livestock. Bringing animals together to form a herd and move from one place to
another has not been possible in south East Asia. This is because in this
region, there is difficult terrain and it’s prone to severe natural calamities
such as earthquakes. Also, the climate is not favorable for rearing livestock.</span>
Latitude 60 north, longitude 90 east, I’m not too sure tho that’s just what I think :)
The outer layer of the earth is broken into plates, If you search up a map of tectonic plates you'll see