Which date entry is appropriate for aircraft forms on 7 Dec 2009?

The correct date entry for aircraft forms on December 7, 2009, should accurately reflect the year, month, and day in a specific numerical format. In this case, the appropriate format is YYMMDD, where "YY" represents the last two digits of the year, "MM" represents the two-digit month, and "DD" represents the two-digit day.

For December 7, 2009, the entry follows this format as follows:

• The year 2009 is represented as "09".
• The month of December is the 12th month, represented as "12".
• The day is the 7th, represented as "07".

Thus, when these components are correctly combined, the correct entry is 20091207. This format ensures clarity and consistency when documenting dates in aircraft forms, which is critical for maintaining accurate records in aviation operations.