Answer:
Big cities, convenience.
Explanation:
In the most densely populated areas of Europe and Russia, there are cities which means that things will be close to people. Cities provide convenient for people, they are more populated.
Earth Grows Warmer
If the imbalance is positive and more energy enters the system than exits, Earth grows warmer. If the imbalance is negative, the planet grows cooler.
to conduct raids across the border to israel - gradpoint
it is B. the Paleo-Siberian.
Hope this helps!
