The second one, "Have you been listening to Mozart, or have you another favorite?"
Answer:
He Was A Photographer Who Documented Problems In American Cities.
He Was An Advocate For Children And The Poor.
Explanation:
The troposphere is the lowest level of the atmosphere, so it is in contact with the Earth's surface. In contrast, the stratosphere is located above the troposphere, so it is not in contact with the Earth's surface. ... The air density and air pressure are much lower in the stratosphere.
6000, 5600, 5560
bill: I would round to the nearest tens
prize: I would round to the nearest thousand