中央银行主要通过（）途径为商ik银行充当最后贷款人。I.票据再贴现 II.票据再质押 III.抵押再贷款 IV.票据再抵押

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29985' and id < 2429939 and id<>'2429939' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29985' and id > 2429939 and id<>'2429939' order by id asc limit 5