What could be a reason for changing the runway indicators at aerodromes (e.g. from runway 06 to runway 07)?

Question

Question PPL(A) - Private Pilot License - Navigation

QuizVDS · Accepted Answer

The magnetic variation of the runway location has changed

QuizVDS · Answer

The magnetic deviation of the runway location has changed

QuizVDS · Answer

The direction of the approach path has changed

QuizVDS · Answer

The true direction of the runway alignment has changed

PPL(A) EN - Id 41 - What could be a reason for changing the runway indicators at aerodromes (e.g. from runway 06 to runway 07)?