Which of these events happened during the 1980s?
A. MTV went on the air for the first time.
B. First personal computer introduced
C. Whitney Houston became the first female artist to have an album
go straight to number one.
D. All of the above

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"

Answerbecause he hoped the chair would later be mass- produced not hand -crafted;