Compare the three different periods of Gothic architecture. Explain what made each one different and what you believe influenced these changes to be made in Gothic architecture. PLEASE HELP ASAP!! Thank you! :)

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

To create an illustration of perspective, this artist did all of the following except 1) show clear orthogonal lines 2) have an implied vanishing point 3) distort proportion to keep the background and foreground the same size 4) include value changes between the foreground and background i was thinking maybe 1

Agenre's iconography consists of: a. its characteristic objects, settings, and stars b. the sum of all its conventions c. its use of recurring subject matter d. its typical plot patterns