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单选题
A Company.com developer is designing a multi-tier web application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition， because the business and resource tiers are distributed， the application needs to minimize the inter-tier network traffic related to servicing client requests. Which design patterns， working together， address these issues？（）
A
Front Controller and Transfer Object
B
Front Controller and Service Locator
C
Business Delegate and Transfer Object
D
Business delegate and Intercepting Filter
E
Model-View-Controller and Intercepting Filter
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