O Price ($) Price ($) X Quantity Quantity Consider the figures above. The left panel shows the industry supply and demand lines. The right panel shows an individual firm's demand line. If there is a decrease in the cost of the productive inputs used in this industry, the industry supply line will shift to the in the left panel, and the demand line will O A. right; shift downward in the right panel O B. left; shift downward in the right panel O C. left; remain unchanged in both panels O D. right; remain unchanged in both panels O E. right; remain unchanged in the right panel only