A.通過(guò)參與制定社會(huì)政策維護(hù)社會(huì)穩(wěn)定B.通過(guò)解決社會(huì)問(wèn)題維護(hù)社會(huì)穩(wěn)定C.通過(guò)預(yù)防社會(huì)問(wèn)題維護(hù)社會(huì)穩(wěn)定D.通過(guò)解決糾紛維護(hù)社會(huì)穩(wěn)定