What Does the Sociologist Richard Sennett Mean When He Says

What does the sociologist Richard Sennett mean when he says that modernity has seen the "fall of public man"?

A) People increasingly spend time with their immediate families or close friends, and the home becomes the site of leisure activities.
B) The ideals of public service and civic duty are seen as much less important than they were in the past.
C) The government provides far fewer services than it has in the past.
D) There are far fewer celebrities than at any other time in history.