A would go to the Supreme Court (federal) because they have original jurisdiction in cases that are between two or more states. This cannot be appealed to another court as the SC has final say.
B. Would be state court because marriages are matters of the state and not the federal government.
C. Probably state, could be federal if it was done on federal property though (i.e. in Washington D.C.)
D. State (civil) court
E. Federal.
