Answer:
B. Modifying the rules
Explanation:
The answer is not A because there's no rule that the team must be rotated.
As for increasing or decreasing the difficulty, it is really subjective to the point of view of each team.
Therefore, the answer is "modifying the rules".
A, I hope this helps you out
The right answer is B. Reinforced Sole Boots.
Reinforced soled boots protect your feet from falling objects, sharp objects on the ground and uneven terrain during work. Different models are proposed for your comfort: boots in PVC or leather, filled or not, and waders for working in the water! Reinforcements at the top of the foot ensure you work safely.