I believe it was the spread of Christianity although increase trade was amazing. The Chinese did not want the spread of Christianity and was mostly a traditional area.
Answer: C
Explanation: The Zargo is in present day Iran
Gold (getting/finding money)
God (get away from religious persecution)
Glory (become powerful)
The term used to describe how to measure how reflective the surface is, is the surface albedo. Surface albedo represents the ratio of irradiance reflected to the irradiance recieved by a surface. The proportion reflected is not only determined by properties of the surface itself, but also by the spectral and angular distribution of a solar radiation reaching the Earth's surface.