The selfishness of humanity for sure, and I believe the harmony of life after death, I'm not 100 percent sure about that one.
The fast food has an organized way of making food for the customers. They also have complete equipment from food preparation, distribution and selling of food. The manager as boss directly applies management of workers which gives the business good standing to make the business work. This routine resembles other businesses and is not far from the organizational flow.
Teenagers are the ideal people for the business because they have fast response. They think quickly and can follow the procedures given to them. They have enough energy to perform their tasks.
<span>C) It suggests the narrator sees himself as someone who has grown more successful over time.
In this, the author is being humble and generous by not stating "always" or "from an early age". He believes knowledge came with time</span>