Changes in the political borders of eastern european countries during the 1990s were a result of the a. failure of communism b. expansion of the warsaw pact c. end of free trade d. decline of the north atlantic treaty organization (nato)

Which sentence is the best explanation of how food surpluses led to a job specialization during the neolithic revolution

According to darwin’s theory of evolution, how are the finches that live on the galapagos islands similar to members of a family tree? all of the finches share similar traits. all of the finches share common ancestors. all of the finches are able to reproduce. all of the finches are adapted to survive the same conditions.

Could anything have been done through compromise to stop it, or did it have to happen?