Trevor noah says at the bottom of the article on bold text
Answer: barter
Explanation:
In trade, barter (derived from baretor) is a system of exchange where participants in a transaction directly exchange goods or services for other goods or services without using a medium of exchange, such as money.
<span> In the Vedic Age trade was limited because of
isolationism, causing people not to trade with each other
poor roads, causing people to use the river ways to engage in trade
poor trading products, causing people not to desire the goods others made
widespread war, causing trade to stop between groups in conflict</span>
The Mexican Revolution<span> was a major armed struggle </span>1910–1920<span> radically transforming </span>Mexican culture<span> and </span>government. Although recent research has focused on local and regional aspects of the Revolution, it was a genuinely national revolution<span> Its outbreak in 1910 resulted from the failure of the 35-year long regime of </span>Porfirio Díaz<span> to find a managed solution to the presidential succession. This meant there was a political crisis among competing elites and the opportunity for agrarian insurrection. </span><span>Wealthy landowner </span>Francisco I. Madero<span>challenged Díaz in the 1910 presidential election, and following the rigged results, revolted under the </span>Plan of San Luis Potosí.<span>Armed conflict ousted Díaz from power and a new election was held in 1911, bringing Madero to the presidency.
Hope i helped
-Hind :)</span>