Munsell system is used to:: (A) Deﬁne and measure colour qualitatively, (B) Deﬁne and measure physical properties of gold alloys, (C) Evaluate brittleness of diﬀerent alloys, (D) Measure diﬀerent colours quantitatively
Answer is D. Munsell system is used to measure diﬀerent colours quantitatively.