A1500pageprintjobwassenttothepelqueue.Thejobwasrunningforseveralminutesbeforeitwasdeterminedthatthejobwasnotneeded.Whichofthefollowingoptionswilldeletethejob（）IpstatQueueDevStatusJobFilesUserPP%HksCpRnkpdpelRUNNING201STDIN.27648root75010100011
A.kill201
B.cancel201
C.disablepel
D.Ip-d\/var\/spool\/lpd\/STDIN.27648
参考答案：B
