Cable Inc.'s December 31, 2019 partial Balance Sheet, Shareholders' Equity section, is shown below. Cable Inc Partial Balance Sheet December 31, 2019 Shareholders' Equity Preferred Shares $0.50; 100,000 issued & outstanding $ 2,500,000 Common Shares unlimited authorized, 1,000,000 issued & outstanding 5,000,000 Retained Earnings 180,000 Total Shareholders' equity $7,680,000 During 2020: February 1: 500,000 common shares were issued for $3,000,000 cash. July 1: the preferred dividend was declared. August 15: the preferred dividend was paid. December 31: Net Income for the year was $150,000. a. What dollar amount of dividends was paid to the preferred shareholders on August 15? b. What was the balance in Retained Earnings on December 31, 2020? Show your math. c. What was the Total Shareholders' Equity amount on the December 31, 2020 balance sheet