When we look at objects in a painting for their symbolic values we are using which approach is it a patronage or iconographoc a stylistic or a formal

It depends on what type of third separates the three notes.for example: if you have two mayor thirds is an "aumented chord"if you have two minor thirds is an "diminued chord"if you have one mayor first and then one minor is a "mayor chord"and inverted is a "minor chord"