A、 It had already taken strong action. B、It would put customers' needs first. C、It would take their appeal seriously. D、 It was seeking help from the police. What did the spokesman of the supermarket say regarding the employees' demand? 新闻开头提到，超市发生了一系列顾客恶劣行为事件，为此超市员工签署联名信，要求超市招聘一名固定的保安。新闻结尾提到，超市的发言人表示，超市已对这些事件采取了强有力的应对措施。选项A的说法与新闻内容一致，故为正确答案。其余三项新闻并未提及，可排除。