________ proposed a dialectical model according to which all reality, all history, and all ideas progressed toward perfect freedom.

The use of masks in stage performance became obsolete in the early twentieth century

Indicate whether the statement is true or false

Images from the world's earliest known printed book, a copy of the Diamond Sutra, was made using what process? 

A. Mezzotint B. Drypoint C. Lithography D. Woodcut