24Carrot and rsuggitt - you need to check your books again! The answer I provided is correct. There IS a difference flying towards the sun and the moon and vice versa and they do NOT have the same effect on vis "range". Flying TOWARDS the moon improves visibility range. Flying AWAY from the sun improves visibility range. Simples
Met was the only exam I managed to get 100% on and I answered according to the above!