It is true I just took the quiz
The answer among these works that features a flute with a delicate, "breathy" sound in a relatively high register is Concerto for Orchestra by Bela Bartok.
Answer:
It's called the circle of fifths because each key signature is separated by the distance of a fifth interval (for example: C to G on the circle above represents a fifth). Now move one space to G, the next key. You'll notice in the outer ring of the circle that a new sharp (teal box) comes along with it.
Explanation:
