There are $6$ three-digit numbers which is formed using each of the digits $$1$$, $$2$$ and $$3$$ once only. When all of these $$6$$ three-digit numbers are put in order from smallest to largest, which one is in the fourth position? 
选项为:A:$$321$$  B:$$132$$  C:$$312$$  D:$$213$$  E:$$231$$  请回答其中一个选项.