John rolfe taught the jamestown settlers how to plant and harvest tabacco which saved the colony's economy
Marco Polo traveled during the middle ages (AP period 3), for this the communication technology was not very advanced and Western Europe didn't really know the situation of East Asia and vice versa. When Marco Polo explained his travels to the Europeans of the greatness of China many Europeans decided to go and see for themselves if this greatness was indeed true. When the Europeans arrived in China they were very impressed and a new promotion of travel to China emerged, INCREASING China's economy.
Answer:
The right answer is:
B. More goods could be produced in a short amount of time.
Explanation:
The advent of machines and their large-scale use in production processes revolutionized industry and production of goods. Manual work was made uncompetitive. Factories sprouted up in cities, manufacturing launched products to markets at a high speed never thought before.
The Southerners opposed industry because their main revenue came from exported crash crops grown in plantations. The Southerners saw no need to incorporate industry since they thought it would not be useful at all.
Answer: they are appointed by the president.
Explanation: just took the test.