IN PARTNERSHIP WITH 2019 Rules Question of the WeekWeek of January 13, 2020

Question: If it is not known or virtually certain that at least one of either the player, an opponent or an outside influence caused the ball to move, the Rules will assume that natural forces were the cause.

A) True (correct)

B) False  

Explanation: The Rules make natural forces the default cause of movement of the ball. So unless it was clear (known or virtually certain) that something else caused the ball to move, it will be attributed to natural forces. See Rule 9.2b(2)