The scale patterns of Gregorian chants are referred to as

When researching a subject, the best method is

A) visual research which includes making models and maquettes. B) using the Internet to do a keyword search. C) making numerous thumbnail sketches. D) reading books and magazines. E) All of these answers are correct, depending on the problem to be solved.

Which of the following best relates to this composition?

a) polytonality b) polyrhythmic combinations c) phase music d) combinatoriality