Answer:
Earth's varying distance from the Sun,
Explanation:
There has been an established fact that the sunrise and sunset times varies because of the earth’s tilt in its orbit and its varying distance from the sun. At different locations on the earth, the times when the sun comes up and goes down would certainly be different on any given day. The north of Gisborne in New Zealand witnesses the world's first sunrise each and every day.
Answer: B. Loess
Explanation: Loess is an aeolian sediment firmed by an accumulation of wind blown silt
The Egyptian empire began to crumble in the 6th century B.C. when it was first attacked by the Babylonians. However, the Pharaohs were officially wiped out when the Persians killed Pharaoh Psamatik III.
Since this is a multiple choice question, I would choose C, Babylonians.
Weathering agents would be the correct answer.