The musical technique which sees the cantor and the congregation singing in alternating verses of psalms is called a Responsorial.
This is a type of music where the cantor and the congregation sing different parts of the song.
The cantor often takes the lead and the congregation then sings the neXt verse in the song and this alternating progression continues.
Find out more on a responsorial at https://brainly.com/question/13989393
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