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[单选题]
荷花种藕消毒的顺序为()。
A.2%洗衣粉溶液刷净→自来水冲洗30min→0.1%升汞消毒10~12min→75%酒精浸泡1min→剥去外层叶鞘→剥去内层叶鞘→无菌水冲4~5次
B.2%洗衣粉溶液刷净→剥去外层叶鞘→0.1%升汞消毒10~12min→自来水冲洗30min→75%酒精浸泡1min→剥去内层叶鞘→无菌水冲4~5次
C.2%洗衣粉溶液刷净→自来水冲洗30min→剥去外层叶鞘→75%酒精浸泡1min→0.1%升汞消毒10~12min→无菌水冲4~5次→剥去内层叶鞘
D.2%洗衣粉溶液刷净→剥去外层叶鞘→自来水冲洗30min→0.1%升汞消毒10~12min→75%酒精浸泡1min→剥去内层叶鞘→无菌水冲4~5次
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