In Four-Ball stroke play with side A-B, partners A and B agree to leave A's ball in place on the putting green to help B's play. The players do not know this agreement is not allowed. With A's ball left in place, B then makes a stroke. The side gets the general penalty.

In Four-Ball stroke play with side A-B, partners A and B agree to leave A's ball in place on the putting green to help B's play. The players do not know this agreement is not allowed. With A's ball left in place, B then makes a stroke. The side gets the general penalty.



Answer: T
Rule 15.3a or Rule 23.5a