Music appreciation the sections of the mass that remain unchanged throughout the year are known as the a ordinary. b. liturgy. c. processional. d. proper.

option A. Ordinary

Liturgy refers to the whole celebration of the mass.

Proper is the part that changes according to the date.

Ordinary parts of the mass remain reasonable constant regardelss of the day although may have minor changes.

Howard ruffo  makes the reader feel that ellery has misidentified who is responsible for committing the crime and will end up feeling embarrassed.

A. is the answer got it ok.