What refers to the difference between the brightest and darkest spots in a video image?

White pottery in the Nishapur region, such as the plate with kufic border from Khurasan, was influenced by __________.

A. Chinese porcelain B. Roman wall painting C. Early Christian manuscripts D. Byzantine mosaics

Hammurabi's authority and law was believed to come from the __________

A) ancestors B) Persians C) Sumerians D) Chinese E) gods