You want to animate the background color of a StackPanel in a Universal Windows Platform (UWP) app whenever the panel receives the focus. Which code snippet should you use to perform the animation?

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• A<StackPanel GotFocus="OnPanelHover"> <Storyboard x:Name="AnimatePanel"> <ColorAnimation Storyboard.TargetName="PanelBrush" Storyboard.TargetProperty="Color" From="Blue" To="Aqua" Duration="0:0:10" /> </Storyboard> <StackPanel.Background> <SolidColorBrush x:Name="PanelBrush" Color="Blue"/> </StackPanel.Background> </StackPanel>
• B<StackPanel GotFocus="OnPanelHover"> <StackPanel.Resources> <Storyboard x:Name="AnimatePanel"> <ColorAnimation Storyboard.TargetName="PanelBrush" Storyboard.TargetProperty="Color" From="Blue" To="HAqua" Duration="0:0:10" /> </Storyboard> </StackPanel.Resources> <StackPanel.Background> <SolidColorBrush x:Name="Pane lBrush" Color="Blue"/> </StackPanel.Background> </StackPanel>
• C<StackPanel GotFocus="OnPanelHover"> <StackPanel.Resources> <Storyboard x:Name="AnimatePanel"> <ColorAnimation Storyboard.TargetName="PanelBrush" Storyboard.TargetProperty="Color" From="Blue" To="Aqua" Duration="0:0:10" /> </Storyboard> </StackPanel.Resources> <StackPanel.Background> <SolidColorBrush x:Name="PanelBrush" Color="Blue"/> </StackPanel.Background> </StackPanel>
• D<StackPanel GotFocus="OnPanelHover"> <StackPanel.Resources> <Storyboard x:Name="AnimatePanel"> <ColorAnimation Storyboard.TargetName="PanelBrush" Storyboard.TargetProperty="Color" From="Blue" To="Aqua" Duration="0:0:10" /> </Storyboard> </StackPanel.Resources> <StackPanel.Background> <SolidColorBrush x:Name="Pane lBrush" Color="Blue"/> </StackPanel.Background> </StackPanel>

• A
  17% (5)
• B
  3% (1)
• C
  73% (22)
• D
  7% (2)

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