单项选择题
A．银行业也像其他行业一样为争取顾客而竞争，所以选择银行时要货比三家。 B．银行业也像其他地方一样为顾客竞争，所以要到最合适的廉价商店购物。 C．银行业也像其他地方一样为顾客竞争，所以存钱时最好讨价还价。 D．银行业也像其他行业一样为争取顾客而竞争，所以要选择最好的。
A．its intelligence and cost are beyond question B．it is able to bear the rough environment C．it is made as complex as the human brain D．its architecture is different from that of the present ones
A．intelligent robots B．a chemical element C．an organic substance D．human beings