In Verdi's Aida, which character helps Aida and Radamès escape from the tomb where they have been buried alive?

Some musicians use a construction, which demonstrates the ascending version of a scale,

or _______, and the descending version called the ________.

Fill in the blank(s) with the appropriate word(s).

Which composition is an anthem and includes examples of English cross relations?

a. Goe from my window b. Why fum'th in sight c. O Lord, make thy servant, Elizabeth d. Pastyme with Good Companye