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单选题 职业资格-PMP

life cycle costing is the total cost to the customer for the acquisition and ownership over its full life. life cycle costing categories include the cost of ( ), ( ), and ( ).

A、r & d, maintainability, operation and support.

B、r & d, production, operation and support.

C、acquisition, operations, maintenance.

D、production, operations, maintenance.

E、none of the above

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