The numbers $$2$$, $$4$$, $$6$$, $$8$$, $$9$$ and $$11$$ are divided into groups of one or more numbers. The sum of the numbers in each group is the same. Which number must be in the group with the number $$11$$? 
选项为:A:$$2$$  B:$$4$$  C:$$6$$  D:$$8$$  E:$$9$$  请回答其中一个选项.