The three primary colors are red yellow and blue, so the only option that would work would be yellow! I hope this helps! :)
A skeletal frame constructed in a regular pattern to support the floors, roof, or walls. A steel frame is made up of vertical steel columns and horizontal I-beams
Answer:
Major Scale
Explanation:
It is one of the diatonic scales. Like many musical scales, it is made up of seven notes: the eighth duplicates the first at double its frequency so that it is called a higher octave of the same note (from Latin "octavus", the eighth).