What is the appropriate action if the ball is not properly placed for a goal kick?

The appropriate action when the ball is not properly placed for a goal kick is to stop play and reposition the ball. According to the Laws of the Game, for a goal kick to be valid, the ball must be correctly positioned at the goal area for the kick to take place. If the ball is not placed correctly, it is the referee's responsibility to pause the game, adjust the ball to the proper location, and then allow the goal kick to be taken again. This ensures that the game is played fairly and in accordance with the rules, maintaining the integrity of the match. Each of the other choices would not address the requirement for the ball to be properly positioned for the goal kick to occur.