The annual report for Jackson Farms disclosed that 1 billion shares of common stock have been authorized. At the beginning of 2017, 810 million shares had been issued and the number of shares in treasury stock was 111 million. During 2017, the only common share transactions were that 19 million common shares were reissued from treasury and 30 million common shares were purchased and held as treasury stock. Required: Determine the number of common shares (a) issued, (b) in treasury, and (c) outstanding at the end of 2017.