Homeless: A child who lacks a fixed, regular, and adequate nighttime residence due to one of the following: A. Children who are sharing the housing of other persons due to loss of housing, economic hardship, or a similar reason; are living in motels, hotels, or camping grounds due to lack of alternate accommodations; are living in emergency or transitional shelters; are abandoned in hospitals; or are awaiting foster care placement; B. Children who have a primary nighttime residence that is a public or private place not designed for or ordinarily used as a regular sleeping accommodation for human beings; C. Children who are living in cars, parks, public places, abandoned buildings, substandard housing, bus or train stations, or similar settings.