Answer:
The closest group of asteroids to our Sun is called the Asteroid Belt. It is 329 million to 478.7 million km away from our Sun.
Explanation:
No other group of asteroids is closer than this one. You can find the Asteroid Belt between the orbits of Jupiter and Mars. Half of the mass of these asteroids is from asteroids Ceres, Vesta, Pallas, and Hygiea.
I think B cause they were debased so that the emperors could use the the gold and silver to supply their armies
Answer:
Ozone depletion consists of two related events observed since the late 1970s: a steady lowering of about four percent in the total amount of ozone in Earth's atmosphere, and a much larger springtime decrease in stratospheric ozone around Earth's polar regions. The latter phenomenon is referred to as the ozone hole. <em><u>I hope this helps you. :)</u></em>
As the Olmec declined, the Mayans rose to prominence. Historical evidence seems to indicate the presence of a Mayan culture in present day Mexico at least as far back as 1800 BCE, but their greatest influence was exerted between 200 B.C. and A.D. 1000.
I hope this helps! If it doesn't I am really sorry.