Answer:
Lining-out
Step-by-step explanation:
Lining out, also called hymn lining, referred to as precenting the line in Scotland, is a type of hymnody or a form of cappella hymn-singing in which a head, often referred to as the clerk or precentor, gives every line of a hymn tune the way it is to be sung, typically in a chanted format giving or signifying the tune.