Answer :
Final answer:
Chant, most notably the Gregorian chant of the medieval period, was set in a monophonic texture, featuring a single melodic line.
Explanation:
Chant, particularly the Gregorian chant popular during the earlier medieval period, was set in a monophonic texture. This means that it consisted of a single musical line without any harmonization. Later in the medieval period, polyphonic music became more prevalent, especially with the advent of the Ars nova movement, which introduced more complexity in musical composition.