單項選擇題

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. 
The application contains the following code fragment. 
Hello World 
 

You need to define a style that applies the following properties to the text in the StackPanel object: 
FontSize = 32 
FontWeight = Bold 
Which code fragment should you use?()

A.
B.
C.
D.

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