Just as Christianity affected culture in the West after antiquity, which belief system affected culture in the East, effectively spreading from India, across all of Asia, to Japan?

A big improvement in photography, based on Fox Talbot's work, was __________

A. keeping light out of the process B. taking a long time for exposures C. the development of a means of creating multiple copies of an image D. the zoom lens

This choral music is being sung by

a. men b. boys c. men and women d. men and boys