Assumptions: These two graphs show two sectors of the labor market for a particular kind of labor. Relevant product markets are competitive. The two labor demand curves are identical and initially the quantities of labor employed in the two sectors are L1 and L'1 and the wage rate in each sector is Won. Refer to the diagrams and assumptions. The change in employment in sector 1 to which a Way to Wu union wage increase gives rise will cause output in that sector to: Group of answer choices decrease by B C D. increase by A B. decrease by C D. decrease by A B.