How did the beliefs and practices of the predominant religions, agricultural practices, and political decentralization affect European society from c. 1200 to c. 1450

Facial shaving brushes are either bulb-shaped or fan-shaped. an experiment is to be conducted to determine whether the lather thickness is the same for both types of shaving brushes. in previous studies, it was determined that shaving brush size (small, medium, large) is associated with lather thickness, but shaving brush type (wolf whiskers, maggard razors, frank shaving, and so on) is not associated with lather thickness. how could the experiment best be conducted? by blocking on shaving brush size by blocking on shaving brush type by blocking on shaving brush shape by blocking on lather thickness without blocking

How does public opinion differ on foreign and domestic policy issues? how does this affect the policy- making process?

2with a manual transmission, the speed of thevehicle determines