What are the effects of wet grass on the take-off and landing distance?

Question

Question Quiz SPL - Sailplane Pilot License - Operational Procedures

QuizVDS · Accepted Answer

Increase of the take-off distance and increase of the landing distance

QuizVDS · Answer

Decrease of the take-off distance and increase of the landing distance

QuizVDS · Answer

Increase of the take-off distance and decrease of the landing distance

QuizVDS · Answer

Decrease of the take-off distance and decrease of the landing distance

Id 517 - SPL - What are the effects of wet grass on the take-off and landing distance?