What northern composer served many European patrons, including Lorenzo de' Medici in Florence, with his eclectic musical talents?

Which of the following parts of the Ordinary of the Mass is in Greek, not Latin?

A) Sanctus, Benedictus B) Kyrie Eleison C) Agnus Dei D) Gloria

What is the difference between “clock time” and “psychological time?”

What will be an ideal response?