Help appreciated, I'm having trouble understanding this question. Thank you!

18-65. Analyzing and Computing Average Issue Price and Treasury Stock Transactions ntrolling interest.) Telefnica, S.A. is a Spanish broadband and telecommunications provider with operations in Europe, Latin America, North America and Asia. The company's statement of changes in equity reported the following. LO1,2 TELEFNI S.A. (TEF) In millions December 31, 2015 December 31, 2014 Share capital. Share premium. Reserves.. Treasury shares (141,639,159 and 128,227,971 shares) Retained earnings Total attributable to equity holders of parent Noncontrolling interests Total equity 4,975 3,227 (9,259) (1,656) 20,604 17,891 9,665 27,556 4,657 460 (5,052) (1,586) 22,656 21,135 9,186 30,321 Required a. Consider the treasury shares at December 31, 2015. At what average price did the company repurchase these shares? b. Determine the number of treasury shares, net, the company acquired during 2015. At what average price did the company repurchase shares in 2015? c. Did the company issue any new shares during the year? If so, what issue proceeds did it receive? d. Does the company own 100% of the stock of all of its subsidiaries? How do e. Retained earnings decreased during 2015. Can we conclude that the company reported a net loss for you know? the year