Listen to the following audio clips.
Question:
| January 18 | June 6 | April 1 | September 31 | ||||
| February 19 | November 11 | July 22 | August 30 | ||||
| May 25 | December 15 | March 23 | October 10 |
| June 10, 1980 | August 15, 1945 | ||
| December 26, 1977 | March 1, 1910 | ||
| May 29, 1997 | June 6, 2000 | ||
| June 29, 1953 | February 18, 2006 | ||
| January 31, 2004 | October 10, 2986 |