Trading,Land,Food. hope it helped.
Commensalism is the answer to your question
Because those broken equipment and glassware might eventually hurt other people around it.
You should tell your teacher (because your teacher is responsible for the well being of all the students in the class) and so he/she could bring up that problem to the school management and replace that equipment/ glassware for the new one.
Answer: Florence
Explanation: I looked it up and got it right