I would say (A)<span>to aid runaway slaves on their way to Canada Hope i helped :)</span>
D. Cuneiform. This is the earliest known writing system.
The correct answer is A. Customs Duty.
Explanation
Customs duties ais the name of the taxes, levies, or payments that are set directly or indirectly for the importation of merchandise into the national territory. Additionally, stamp duty or levies required regarding the documents required for importation. Therefore, the correct answer is A. Customs Duty.
1900's is when they increased most
Gulf of Mexico
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