Explanation:
Germany's condition of reduction of population is because of pandemic effect on global recolation.
Positive:There would not be much pandemics, diseases,& so on.
Negative: There would be an effect on economy, there'll be few or less workers,so on.(This would be a larger effect than the positives of course)
One reason of undergrowth is of jobless rate & bare utilisation anticipation.

I think this is the answer.
Explanation:
Forest fires make it harder for plants and animals in an ecosystem to grow, this causes a variety of plants in an ecosystem to become extinct in that area, animals have a hard time living in an ecosystem like this and that is why it is harder for biodiversity in an ecosystem happens.
-Hope my answer is helpful!
The Hadean era was before rocks were formed so I’d say b) . Hope this helps :)
Answer:
The system with the highest level of government control is communism. In theory, a communist economy is one in which the government owns all or most enterprises. Central planning by the government dictates which goods or services are produced, how they are produced, and who will receive them.