Noma Inc.'s capital structure includes: 500,000 common shares; 28,400 cumulative preferred shares Class A each entitled to an annual dividend of $3; and 18,200 cumulative preferred shares Class B each entitled to a dividend of $2. In 2025, Noma Inc. declared a $800,000 dividend to the shareholders of record. Dividends were last paid in 2021. What is the total amount of dividends that will be paid to the common shareholders in 2025? a. $313,600 O b. $422,800 c. $486,400 d. $678,400