During the golden age of the Islamic empire, many advancements were made in lots of different areas. New forms of art were created, and new ways of thinking, including the beginnings of the mathematic system of algebra, emerged as well. So it's A.
I believe that the president sends the laws to the states for approval.
B.) Caste System is the correct answer
Answer:
The six essential elements are as follows:
The World in Spatial Terms: How are things spaced out, why are they spaced out that way
Places & Regions: Specific areas and what defines them.
Physical Systems: Physical Geography(mountains, rivers, etc)
Human Systems: Populations and how they interact (cultures, religions, economic activities, migration and their movements)
Environment and Society: I don't think this one needs an explanation
The Uses of Geography: Just as the name of this implies it's how geography is used.
They moved from place to place to find food. In my point of view
