What was vellum originally made from?a. horse skin b. sheep skin c. treated parchment paper d. none of the above

d. none of the above

Explanation:

Vellum -

It is a type of membrane used for writing , which is composed of animal skin , is referred to as vellum .

This membrane is  composed of the calfskin .

Vellum is used for the purpose of writing and printing , which may be combined to prepare a book .

Hence , from the given scenario of the question ,

The correct answer is  Vellum .

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.

small european communities with shared traditions consolidated into large new states (apex)