Question

giovanni pierluigi da palestrina’s pope marcellus mass was once thought to have been written in order to meet the requirements set forth by whom? council of nicea council of trent pope marcellus

Explanation:

The Council of Trent aimed to reform church music. Palestrina's Pope Marcellus Mass was thought to meet its musical - clarity and reverence requirements. The Council of Nicea was an early - church council unrelated to this, and Pope Marcellus did not set such musical requirements.

Answer:

B. Council of Trent