The correct answer is D. Concerto for Orchestra.
This refers to a composition created by a Hungarian composer Bela Bartok, who, aside from Liszt, is one of the most important composers of their time. This composition is a five-movement musical work, which premiered in 1944, and has the characteristics you mentioned in the question.
Sadness: add a slow violin solo
Happiness: make it quick with light notes
Anxiety: make a slow part of the symphony, then suddenly add in a quick and high note every so often
Vellum is the term that describes a writing surface made from calfskin.
Aniconic, icon, and tempera are not terms for writing surfaces, they mean something else.
B.) Walters enjoyed international art.
<span>In 1897 his purchase of a 15th-century Koran, originally thought to be Persian, but now regarded as Indian, may have initiated the manuscript collection.
</span>Walters continued to augment his holdings, buying both in New York and abroad. He collected Egyptian, ancient Near Eastern, and Islamic art, as well as a number of key classical and western medieval<span> objects. </span>
