A. Public domain means whose exclusive intellectual rights have expired , have been forfeited, have been expressly waived, or are incapable. So if someone owned a building but had their rights for the building terminated, that building is now a public domain until someone buys the building. So, after the building has been handed over because of the terminated rights of the owner, it is now a "Public Domain".
I think that the correct answer would be :
C.) Its spare grayness sets up a desolate mood
I hope that this helps you !
What are the other options? You only gave Angels...
Answer: History is develop predictable over time because more information is added to history everyday. ... “Strauss and Howe (S&H) define a generation as people who were born over the span of roughly twenty years, or the average time it takes for an infant to grow up and become a parent.”
I think it is 1. "in the years without rainfall"