The answer is A they <span>perform scientific experiments to test it.</span>
Safavid shahs claimed to be family descendants from the prophet Muhammad. They were more available to their subjects, seized landed estates and appointed officials based on merit. They did not follow Roman laws.
Answer:
C: President of the United States
B is correct . (The adoption of the constitution with only 9 of the 13 states agreeing to it.)
Answer:
Explanation: Archimedes is especially important for his discovery of the relation between the surface and volume of a sphere and its circumscribing cylinder. He is known for his formulation of a hydrostatic principle (known as Archimedes' principle) and a device for raising water, still used, known as the Archimedes screw.