Answer:
The development of the society cannot be determined by any one way or based on any single criteria.
The overall physical, mental and social development in the society can be said as the development of the society.
One friend can say that " The development of the society can be seen in terms of wealth and health in which the people earn better in order to live better".
The other friend can say that " The technology which makes the daily life more easier can be defined as the development of the society"
