5 Exercise 18. Nikola Motors had 900,000 common shares and 10,000 preferred shares outstanding at the beginning of 2020. On April 30, 2020, it sold 60,000 shares in a public offering. On May 30, 2020, it declared and executed a 2-by-1 stock split. On October 1, 2020, it reacquired 80,000 shares as treasury stock. What is the firm's weighted-average number of common shares outstanding for the year? a. 1,800,000 b. 1,014,000 c. 880,000 1,860,000 e. 1,900,000