What is the unifying time feature of the phrases being played by the accompanying percussion ensemble instruments?

When the soloist in a concerto plays alone a paraphrase of the themes, he or she is

playing a

a. break b. motive c. movement d. cadenza e. cadence

In the painting for the Isenheim Altarpiece, Grünewald conveys a sense of emotional spirituality by __________.

A. depicting a grisly Crucifixion in a darkened landscape with expressive figures B. using linear perspective to arrange the figures in rationally ordered space C. merging Classical idealism with the descriptive detail of Northern art D. combining traditional biblical scenes with fantastic and anecdotal imagery