$$1+(5-1)\times 99=397$$. 
What is the $$100\rm th$$ number in the arithmetic sequence $$1$$, $$5$$, $$9$$, $$13$$, $$17$$, $$21$$, $$25$$, $$\cdots$$? 
A) $$397$$ 
B) $$399$$ 
C) $$401$$ 
D) $$403$$ 
E) $$405$$ 