下列各项中，属于在某一时段内履行的履约义务的有（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26356' and id < 2203403 and id<>'2203403' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26356' and id > 2203403 and id<>'2203403' order by id asc limit 5