How did the development of currency change trade?

Money allows people to trade goods and services indirectly. In a barter economy, a buyer must find a seller in search of the exact goods that he/she has to offer. With the gold standard, the money supply would be tied to the amount of gold the country possessed, and a restricted money supply could impede economic growth.

Explanation:

it would be that mali has the worst literacy rate than the others

so the story tells of someone named kaushik choudhuri, but he does not narrate the story, a girl named hema does. hema tells the story in a second person point of view because you (the reader) are supposed to be the boy named kaushik.

here's an excerpt i found: "i was ushered into the fitting room, your mother watching approvingly as i took off my coat and sweater and tried on the bra."

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