Answer:
I believe they sold 150 adult tickets 80 student tickets, and 48 children tickets
Step-by-step explanation:
Given that I no not see any explanation in the previos answer, I think you can benefit of this.
Exothermic refers only to the fact that the reaction releases energy in the form of heat when occurs. So, the enthalpy is higher at start and lower and the end.
Seen in this way, you can deduct that the change in enthalpy is negative, which is what the third option says.
Use photo math to help you with this question