What happens to a bowl that collides with another moving bowl after rebounding from the bank?

In the context of bowls, when a bowl collides with another moving bowl after rebounding from the bank, the situation can indeed lead to a dead end if there’s uncertainty or disagreement on the outcome of the play. If players can't come to an agreement about how to proceed after such a collision, the end is declared dead, halting play. This decision ensures that the game maintains its integrity and fairness, giving both teams an opportunity to regroup.

In competitive play, maintaining clarity during situations that lead to potential disputes is crucial. Therefore, if there's no consensus on whether the bowls’ positions or impacts were valid after the collision, the rules accommodate for this by declaring the end dead. This allows for a reset without affecting the overall score or the conduct of the game, preserving fairness for all players.

The other choices outline scenarios that do not align with standard protocol in these situations. For instance, removing a bowl from play or having skips replace a bowl to its original position does not conform to the standard operating procedures for handling collisions in bowls.