They might have used Boats, ships and depending on time even cars.
Answer:
Wangarans traded Gold silently because they wanted to keep it a secret. They wanted to keep the location of the gold mines a secret.
Explanation:
It eliminated poll taxes in all national elections, allowing many African Americans a chance to vote because they could now afford it.
On January 23, 1964, the United States ratified the 24th Amendment to the Constitution, prohibiting any poll tax in elections for federal officials.
Here's a link to help just in case:
http://www.americaslibrary.gov/jb/modern/jb_modern_polltax_1.html
At the time Congress had no power to regulate domestic affairs, so they were there to add that to the Articles of Confederation.