Answer:
The resource that accounts to be Botswana's 90% export earnings is "Diamonds." Diamond has many unequaled qualities and is very unique among minerals. It is the hardest known substance, it is the greatest conductor of heat.
I hope this helps and that you have a good day! :)
Tectonic theory is ur answer
The correct answer is D. How national borders in a region change over time.
Explanation:
The main purpose of maps is to show geographical features including natural physical features such as mountains or rivers, and political features that refer to the use of land by humans and the divisions created by them. Due to this, through maps, it is possible to visually show cities, states, regions countries, etc. In this context, a series of maps can be used to show the evolution or change of national borders because this is part of political features. Also, other aspects such as policies, beliefs, or economic events are not geographical and due to this cannot be depicted through maps.
Answer:
comes from the milk of a Balkan donkey from Siberia.
it's also the rarest