Answer:
Gold could be traded for salt, which was used to preserve food and maintain health,
GPS <span>which stands for </span>Global Positioning System<span>, is a radio navigation system that allows land, sea, and airborne users to determine their exact location, velocity, and time 24 hours a day, in all weather conditions, anywhere in the world.
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GIS is A geographic information system (GIS) is a system designed to capture, store, manipulate, analyze, manage, and present spatial or geographic data.
The best answer is <span>b) marble cake federalism.
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BECAUSE THEY KNEW THEY COULD BACK FIRE ON THEM
