All of Earth
<span>only areas near the North Pole and South Pole </span>
<span>much of Earth, including parts that are much warmer today </span>
<span>only oceans, not land</span>
A. A single variation can be beneficial under some conditions and harmful under other conditions
The international division of labor - specialization of individual countries in the production of certain products.The international division of labor based on the differences between the countries in the natural and climatic conditions, geographical location, natural resources and energy sources.At the same time the world united in a single trade and economic system that allows you to share the most products with each other.
