197.

In an App.Config file how would you add a key

<add key="string" value="value" />is syntax correct
<add Key="string" value="value" /> is wrong (Upper case Key)
<add Key="string" Value="value" /> is wrong (Upper case Key and Value)
<add key="string" value="value" > is wrong (missing end tag />
add key="string" value="value" is wrong not XML compliant