Transcript text: The diagram on the right shows three possible SRATC curves and an LRAC curve for a single firm producing light buibs, where each SRATC curve is associated with a different-sized plant.
a. If the firm is producing $Q_{1}$ light bulbs with Plant 1 , the firm's average costs are $c_{1}$
b. At $Q_{1}$, the firm displays $\square$ costs.
increasing
constant
decreasing