为了保障老有所养，客户可以购买养老年金保险。按照年金保险购买的方式，可以将年金保险划分为（ ）。 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25017' and id < 2129980 and id<>'2129980' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25017' and id > 2129980 and id<>'2129980' order by id asc limit 5