6+7+8 equls please put awnser in complete sentence

Ablank is a type of chord that consists of three pitches on consecutive lines or spacesa. monophonyb. chordc. triadd. natural

Organum was first developed by religious singers adding another melody directly above the chant and mirroring the chant line. true false

Why did bramante’s plans for the st. peter’s basilica never come to fruition? a. he and the pope could not agree on the plans. b. the pope changed his mind several times. c. the pope died and political unrest followed. d. bramante died before he could act on the plans.