"and", and "the" are some i think
The three types of rainfall include relief, convectional, and frontal rainfall. Relief rainfall is rainfall that occurs when wind blows moist air...
People who have a limited amount of food or resources tend to migrate, which can cause a increase of animal population. Humans are the leading cause of things like deforestation and extinction. Once humans leave, Bled will slowly regain it's natural resources, and animal populations will rise after resources become more common. Eventually resources will no longer be scarce.
Answer: I would think D even though none really fit well. The union of the states could be thought of as a federation and our government is a democratic republic.