Figure 5-9 Companies Producing Toilet Paper Bleach the Paper to Make It

Multiple Choice

Figure 5-9

Companies producing toilet paper bleach the paper to make it white. The bleach is discharged into rivers and lakes and causes substantial environmental damage. Figure 5-9 illustrates the situation in the toilet paper market.
-Refer to Figure 5-9.The market equilibrium output level is

A) Q₁.
B) Q₂.
C) Q₃.
D) Q₄.