The teacher writes a two-digit number on the whiteboard, then writes the smallest one-digit number to its right, and at last, adds $$11$$ to the number. The teacher gets a sum of $$117$$. ~Which two-digit number did the teacher write at first on the whiteboard? 
选项为:A:$$13$$  B:$$12$$  C:$$9$$  D:$$11$$  E:$$10$$  请回答其中一个选项.