Cox Corporation was organized on January 1, 2021, at which date it issued 100,000 shares of $10 par common stock at $15 per share. During the period January 1, 2021, through December 31, 2623, Cox reported net income of $ 464,000 and paid cash dividends of $220,000. On January 10, 2023, Cox purchased 6,000 shares of its common stock at $12 per share. On December 31, 2023, Cox sold 4,000 treasury shares at $8 per share. What is Cox's total stockholders' equity at December 31, 2023? Select one: O a. $1,720,000 O b. $1,704,000 Oc. $1,688,000 O d. $1,760,000 O e. $1,680,000