單項(xiàng)選擇題
                                            	You are creating an application that retrieves values from a custom section of the application configuration file.The custom section uses XML as shown in the following block.
	
	You need to write a code segment to define a class named Role.You need to ensure that the Role class is initialized with values that are retrieved from the custom section of the configuration file.Which code segment should you use?()
	