What type of code represents the controller in MVC architecture on the force.com platform?
Choose 2 answers
1. Javascript that is used to make a menu item display itself
2. Standardcontroller system methods that are reference by Visualforce
3. Customer Apex and Javascript code that is used to manipulate data
4. A Static resrouce that contains CSS and images

one of the answer is (2), but for another pick I am confused between (1) and (2).
are standardcontroller system methods part of Controller of MVC architecture.

Please help.