Your end user customer has not requested a ServicePac to cover the base unit and options they have purchased.  What is a compelling reason to offer service？ （）

• A、IBM ServicePacs remove a liability from you the reseller in the event of fire
• B、IBM ServicePacs remove a liability from you the reseller in the event of flooding
• C、IBM ServicePacs provide improved warranty coverage
• D、Service just adds a layer of cost you do not need
• E、all of the above