This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Monday is the answer
 if you see a calender you will see a pattern
 for ex-
in 2015
,dec 31 was Thursday
,in 2014,
dec 31 was Wednesday.
 like this you can find out
 the day of any 
1 4 1
Any century. It means universal. Which can be of any century(100 years) including 26 or 27 leap years?