单项选择题
A．lying is an age-old human problem B．dishonesty increases as people get older C．people were dishonest in the 18th century D．it is social conditions that make people tell lies
A．would devote her whole life to her family B．would take her happiness and that of her family as her chief concern C．would still need some special training at public expense to help her in her duties as a housewife D．would take full advantage of modern household appliances (家用电器)