In what kind of printing are areas that are not to be printed cut away from the printing surface, so the areas to be printed are left higher?

The form in "Oncang-oncangan" seems to

a. follow a programmatic narrative. b. relate to a ternary structure. c. build to a brilliant climax near the end. d. have no direction.

A ripieno concerto features how many soloists?

a) no soloists b) one c) two d) three