At the end of the passage, the author seems to imply that success of the Bill depends upon _____.

A．the country will face mounting problems of the old in future
B．the social welfare system would be under great pressure
C．young people should be given more moral education
D．the old should be provided with means of livelihood

A．play an insignificant role in solving social problems
B．are helpful to the elderly when they sue their children
C．are very important in preserving Asian uniqueness
D．are significant in helping the Bill get approved