Use reasoning to lead to the answer of the following question:
Celebrating sports teams sometimes start what when they get out of hand?\nOptions:\n- dashing each others\n- intimacy\n- riots\n- happiness\n- headaches
 Reasoning process:
User
Celebrating sports teams sometimes start riots. Riots can get out of hand. Riot is the disturbance of peace. Therefore, the final answer is riots.
Assistant