Which of the following may be a most appropriate title for the passage

A．Became they contributed a small portion in tax but enjoy more on the welfare system.
B．Because they contributed a lot in tax and now can claim much on the welfare system.
C．Because they made small contributions, but now can make money easily.
D．Because they outnumber younger generation and enjoy more privileges in the present society.

A．today's under-thirties are leading a miserable life in Britain
B．Laura Lenox-Conyngham's attitude to work and life represents that of many young professionals in Britain
C．life can get harder for under-thirties in Britain
D．elders enjoy extremely high living standard in Britain