Which German artist was known as "The Leonardo of the North?"

Which statement best relates to this excerpt?

a) the composer briskly moves the plot forward by using a narrator b) it features recitative dialogue c) the larger work from which it is drawn features a large number of da capo arias d) it features a great deal of highly ornamenting singing

The overall purpose of Chapter 1 is

a. To explain why interdisciplinary studies is now considered basic to education, problem solving, professional practice, and innovation. b. To explain the necessity of interdisciplinary study for solving environmental problems. c. To explain why interdisciplinary studies is relevant to only certain types of careers.