Documentation System.Net.WebClient

While working with some legacy code, I needed to read Microsoft's documentation associated with WebClient (see WebClient Class). I found ten issues with the documentation's code sample for WebClient and fixed them.

As a disclaimer, Microsoft's documentation, WebClient Constructor, specifies that WebClient is obsolete (yes, I will even fix the documentation for obsolete classes):

I found seven instances where the WebClient class showed examples of events being subscribed a handler method that was not included in the documentation (all changes to the source were merged into main):