Answer:
sheeshmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
Explanation:
Mexico has the greatest number of diversity of animals and plants. That's why its an megadiverse country.
The correct answer is Lake Baikal
The earliest of civilizations were based around river valleys. This allowed them to irrigate fresh water to their crops allowing for better farming and therefore, bigger and better civilizations.
If from the US asia is the continent that makes the most shoes for us