$2018$ was a common year which had $365$ days. Thus, January $$1$$, $$2019$$ fell on one day after Monday, which was Tuesday. 
Given that January $$1$$st, $$2018$$ was Monday, on what day did January $$1$$st, $$2019$$ fall? 
a: Tuesday 
b: Monday 
c: Sunday 
d: Wednesday 