, ManipUni wrote

I'd say C# because it is closer to JavaScript which is perhaps the most popular language in the world at the moment. It is also similar to many other popular languages such as Java as used on the Android OS and Object C as used on the iPhone.  

Java is the most popular language in the world followed by C++ then C. Javascript is a long way down that list.

Nothing of value is written in Visual Basic.    

That's a bit harsh. The Visual Basic compiler is written in Visual Basic, as is a substantial fraction of the world's banking system.