Context: This is the second time this has happened since move - in , so I want to ask if anyone has any suggestions . We bought some things for our son and they were supposed to be delivered to his dorm . For two different items , no one working for USC was at the dorm when the delivery trucks showed up to pick up the items and hold them for my son . Is there anyone my son can complain about this ?

Question: Why are the son 's parents so upset with the people working at USC ?
Options:
0. The delivery trucks did not deliver the items for their son on time .
1. The dorm at USC is too far from campus for their son to walk to school .
2. They had items delivered to their son and they were taken without anyone knowing about it .
3. None of the above choices .
Answer: 2