What advances did Sumerians make in mathematics and astronomy?

Pls which of the following political figures was a strong supporter of the second bank of the united states. a. john c. calhoun. b. henry clay. c. andrew jackson. d. martin van buren.

Plz which of the following provisions of the compromise of 1850 was designed to appeal to slave states? a. congress passed a strict fugitive slave law. b. the slave trade was banned in washington dc. c. texas agreed to give away some of its land so that the territory would be available for future states. d. california was admitted to the union as a free state.

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