It was a Wednesday.
October 11, 1988 fell on a Tuesday.
your answer is tuesday
Thursday
saturday.
Monday
March 11, 1988 fell on a Friday.
Friday (Veterans' Day in the U. S.)
May 11 1970 was a Monday.
May 11 2010 was a Tuesday.
May 11 1944 was a Thursday.
May 11, 1952 fell on a Sunday.
May 11, 1990 fell on a Friday.