[单选题]As personnel manager, you are responsible for your organization's most valuable resource -its people. We need our staff-and that includes the executives. Recruiting and keeping these people is an essential task as the labour market is likely to become more competitive in the future. A recent survey found that a huge number of staff, especially at management level, are considering leaving their current organization. They are unhappy with the lack of internal career opportunities and are planning to develop by finding a better position in another company. They complain of stress, overwork, not having enough control or responsibility which leads to their work becoming less and less enjoyable. In a word, companies are not doing enough to encourage these valuable people. You must take action to keep your workforce as, i n the future, employees will expect much more from you as a reward for the long hours they work. Our proof for that comes from a recent study which examined the attitudes of management trainees towards work and careers. It found there is great interest in flexible careers that allow them to use their creative abilities rather than traditional routes to success through regular promotion. In future, companies will try to keep employees by reducing overtime. " A Right B Wrong C Doesn't say