You are going to design a city with a population of 2000. You have to determine the location of the village houses and/or buildings, one poultry farm and one poultry market by dragging and dropping the following icons onto the map. The main purpose of your design is to minimize the risk of infection if there is an outbreak of avian influenza. Besides, you also have to:
1. Provide enough village houses and/or buildings for your population
2. Supply enough amount of poultry to the population via the transport network.