Every aspiring executive knows that the rules of career advancement have changed: lifetime careers inside a single company have become virtually extinct. Career ladders can crumble instantly after an organizational cast-cutting initiative or restructuring. So how do you map out your career track amid these seismic shifts in the business landscape? First understand current trends in executive career paths. Then determine these trends ramifications for your own professional development. For instance, recent studies show that different types of firms offer different prospects for advancement.Large, long established corporations provide extensive training and development along with job stability so consider starting and ending your career in that type of firm. Young, growing firms offer faster advancement but less stability so decide whether the promotional opportunities outweigh the risks. By analyzing such developments, you make about which industry, company type, and functional area will most smarter choices  likely propel you to the top. You also know when to sit tight and wait for a promotion and when to move on to a more promising organization. Your reward? A lifetime of satisfying, stimulating work. which of the following statements, if true, weakens the initial premise of the paragraph?