Answer:
Greek city-states likely developed because of the physical geography of the Mediterranean region.
Explanation:
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A. It encouraged expansion by granting low-cost land to settlers
Answer:
B No state may contradict federal law.
Explanation:
The suprememacy clause lays out how Federal law is always superior to state laws, if a state creates a law that contradicts federal laws it could go to the Supreme Court for a ruling, which in turn could nullify the law if it is found to violate the suprememacy clause.