15. а) Иарбан лаҳәароу иҟаҵаз есышықәсатәи аиԥылараҿы 2016 шықәсазы? б) Иарбан мзызқәоу иҿыцу ашәаҳәагатә шәҟәы аҭыжьразы иҟаз?
15. (a) What announcement was made at the 2016 annual meeting? (b) What are some of the objectives of the new songbook?