A company produces a product that consists of materials X, Y, and Z. The product is mixed so that:
The quantity of material X used is one-third more than that of material Y. The quantity of material Y used is one-fourth less than that of material Z.
If the company used 24, 000 units of material Z during a period, what is a reasonable estimate of the amount of material X used?
A. 8, 000
B. 18, 000
C. 24, 000
D. 32, 000