Which style of writing was used in sumer

How do private property rights serve as an incentive in a free enterprise economy ?

Why did stalin want control of eastern europe after ww2?

What role did mazzini play in italian unification? a.) he dreamed of a united italy and took the first steps to achieving it. b.) he conquered the southern part of italy, including sicily. c.) he was the first leader of a united italy. d.) he was assassinated by the french government, making him a martyr.