A System p administrator wishes to create a template file to monitor performance. Having found a template from January，  how can the administrator create a July template without destroying the original January version （）

A、vi jan.template ：%s/Jan/Jul/g ：w jul.template ：q!

B、cat jan.template sed s：Jan：Jul： > jan.template

C、vi jan.template ：1，$ replace Jan Jul [Esc] ZZ

D、vi jan.template ：w jul.template ：1，$ s/Jan/Jul/g ：q!

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