A, Russia. We got it for pretty cheap because it was considered a barren wasteland
Answer: b. can be a useful tool for the comparative study of societies.
Explanation:
There were several feudal societies around the world at some point or the other which means that the practice was not limited to Europe. It also existed in countries like China and Japan for instance.
Feudalism can therefore be used to compare these different societies that have gone through it in order to understand their history better as well as that of human progression in general.
Answer: blue
Explanation: Patrick was clothed in blue garments known as "St Patricks Blue"
I believe the answer would be B.