I dont know help A Venn Playpen
what attribute were used to organize the shapes in circal A and circal B

ok

explanation:

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.

the crusaders are identified in the painting;

c. by the red crosses on their backs