Which of the following is a well written hypothesis: Increase in police patrol presence decreases crime rates.
Does the amount of affordable housing affect homeless rates?
Children with high self esteem may or may not have healthy hygiene habits.
Middle school math scores are affected by availability of tutoring.

Which groups of people most directly benefited from song innovations in the song dynasty‘s open border policy?

Describe two reasons that cities developed along rivers during the industrial revolution. for full credit, your response must be at least 2 complete sentences.

How does the principle of federalism affect the u.s. government? a. it guarantees that the united states will always be a representative democracy b. it ensures that the state governments have greater authority that the federal government c. it creates both separate and overlapping powers for the federal and state governments d.it divides the federal and state governments into three branches