Marcus,
Here are a couple links to Futaba's FAQ's on the 9C. There are several more.
http://www.futaba-rc.com/faq/faq-9c-q515.html
http://www.futaba-rc.com/faq/faq-9c-q29.html
I'd probably use a Y-harness on the rudder, and then you'll have enough channels for the 4 wing and 2 elevator servos.
Rob