<span>Interstate Commerce Commission I would say!
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From that list, the one that is <em>not </em>a responsibility of a Congressperson is C. working with the Supreme Court to interpret the laws they create. A Congressperson's main responsibility is relaying the concerns and casting votes of and for their respective district. The separation of powers means that members of Legislature need not be in direct contact with members of the Judicial branch.
Answer:
successful surprise attack on the Egyptian relief army ensured the Crusaders' occupation of Palestine
Explanation: