Eastern Europe & the (former) Soviet Union transitioned to a:
Market-based economy.
I would say <span>A) perceptual region</span>
If there were no decomposers, the earth would be littered with dead animals and waste that urgently needed to be broken down. Decomposers help give the soil nutrients and keep the ground clean.
Hope this helps! :)
Answer:
Because of the central mountains
Explanation:
The mountains act as a divider in the atmoshphere creating the different climates.
Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.