An advertisement on the radio warning the public against the dangers of smoking is called a

Public health message

Public health protects and improves the health of individuals, families, communities, and populations, locally and globally. They focus on preventing disease and injury by promoting healthy lifestyles. They implement educational programs, develop policies, administer services, conduct research, and regulate health systems to achieve these goals.

Think it's rice because in many countries rice is the main food so it can be traditionally served all at once.

Answer (6) six inches of the floor;