The Gloria is sung near the beginning of a Roman Catholic worship service known as the Mass. Other prayers and texts are spoken or chanted before and after it. The priest officiating at the service sings the opening of the Gloria. For that reason, the opening phrase you hear is sung by:

What does it mean to say that "service sector" jobs are predominant in europe's mixed economies today? a. that jobs where people work in factories predominate b. that jobs where people do something for others predominate c. that jobs where people work the land predominate d. that jobs in government predominate