A.It reduces network traffic by collapsing multiple remote requests into one.
B.It increases the complexity of the remote interface by removing coarse-grained methods.
C.It increases the complexity of the design due to remote synchronization and version control issues.
D.It increases network performance introducing multiple fine-grained remote requests which return verysmall amounts of data.
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Click the Exhibit button.
The Appliance class is a Singleton that loads a set of properties into a Map from an external data source.Assume：
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C.${appl.properties[prop]}
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F.${appl.getProperties（）.get（’name’）}
A.${func（1）}
B.${foo：func（4）}
C.${func：foo（2）}
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Which two are valid and equivalent？（）
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