Answer: A
If March 1 2002 is a Monday.
March 1 2003 will be Tuesday.
March 1 2004 will be Thursday.
March 1 2005 will be Friday.
March 1 2006 will be Saturday.
So, when March 1 2006 is a Saturday, March 1 2002 will be Monday.
So when March 1 2006 is a Wednesday, March 1 2002 will be Friday.

Answer: D
Total number of days = 30 × 365 + 8 days from leap years = 10958
Thus number of weeks  =1565
Number of odd days = 4
Hence December 9, 1971 must have been Thursday