Exhibit 7-17 Long-Run Average Cost Curve

Exhibit 7-17 Long-run average cost curve
-In Exhibit 7-17, short-run average total cost, short-run marginal cost, and long-run average cost are all equal at which level of output per week?

A) Q₁ units.
B) Q₂ units.
C) Q₃ units.
D) Q₄ units.