The correct option is D Thursday
Here 1600 years have '0' odd day.................. (A)
100 years have '5' odd days................. (B).
75 years = (18 leap years + 57 ordinary years)
=(18×2+57×1)
=93 odd days
=(7×13+2)=2 odd days ....................(C)
Now, the number of days from 1st January to 18 July, 1776
=182+18=200 days
=(28×7+4) days =4 odd days ....................(D)
Adding (A) + (B) +(C) +(D),
We get, 0+5+2+4=4 odd days
Hence, the day is Thursday.