What is dbyangs and how does it relate to the chanting heard in the listening excerpt?

What will be an ideal response?

ANS: Dbyangs is a specialized chanting style consisting of tone contour
melodies or multiphonic singing. In the excerpt, the chanting exhibits dbyangs through
slight changes in timbre, loudness, and pitch. Multiphonic singing is also heard in the
example, showcasing a single singer's ability to produce more than one pitch at a time.