Because there are only four staff people shop, it's not exactly functions because everyone was trained to perform the service and food are the same. It can be overridden. For one of the drivers who did not come.
The store employs only four people so it does not divide clearly because everyone was trained to operate, service and cooking as well. It can interchangeably To date, one person has not come.
Because the shop has a staff of just 4 people. So don't assign clearly. Because everyone was working practice service and cooking มาเหมือนกัน can therefore interchangeable on infrastructure one coming.