72、（）provides guidance for the development and improvement of capabilities for introducing new and changed

（ ）provides guidance for the development and improvement of capabilities for introducing new and changed service into supported environment.【转自JRS直播(fzyzx.cn)】

A、Service strategy

B、Service transition

C、Service design

D、Service operation

JRS直播参考答案：B
JRS直播解析：查看解析
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