Consumer Spending is the answer !
- Map scale refers to the ratio between distance on a map and the corresponding distance on the ground.
- So, the option that goes with it is c. Measure the distance between places.
Hope you could get an idea from here.
Doubt clarification - use comment section.
The correct answer is: Russia (although big parts of Russia are not in Eastern Europe but in Asia.
Russia has a huge territory which is generally very empty, especially in the North, where the conditions are harsh -there are only 150 million people in Russia, 10 million of which live in or near Moscow.