I think it’s D but if not it’s B
Idk but I need to answer a question but you can Google it your welcome
Answer:
I believe the best answer would be A. $10,580
Explanation:
400 x 23.89 = $9,556. 400 x 50.34 = $20,136
$20,136 - $9,556 = $10,580
The Aztecs built their settlement in a swamp in what is now Mexico City and when the Spanish arrived they thought it more spectacular than Venice. The Aztecs were fantastic warriors but they were also excellent farmers: because they had stumbled on hydroponics, their floating fields produced an abundance of nutrients in the food they were growing.
The Mayas built some of the tallest buildings of the ancient world – without the use of the wheel, or even horses. The pyramid El Castillo in Chichen Itza is the Mayan calendar, literally set in stone.
<span>the Incas lived in the mountains of South America and had to cross very deep ravines they invented the world's first suspension bridges in spite not having hemp or sisal ropes. They made their bridges out of twisted fibers of long stemmed grass, another amazing feat of ingenuity from an inspired region.</span>
<span>Hope this help :)..........my hand hurts.</span>
The difficulties they struggled with was the Bubonic plague also known as the Black Death caused by bacterium yersinia pestis and civil war.
