German artists emphasized which of the following?

Artists sometimes choose to paint objects using colors that are not "true" to their optical or local colors. This is an example of the expressive use of

a) arbitrary color. b) artistic color. c) secondary color. d) oblique color.

The Umayyad notable, Abd-al-Rahman I, founded the ________.

a. French Umayyad dynasty b. Spanish Umayyad dynasty c. Persian Umayyad dynasty d. Egyptian Umayyad dynasty