I)All your friends will know you're using Trailhead. II)You'll still be able to log in no matter where your career takes you III)You'll never forget your password. IV)You won't accidentally make changes in your production org when you complete hands-on challenges. [bg_collapse view="button-orange" color="#4a4949" expand_text="Show Answers" collapse_text="Close Answer" ] Answer: II)You'll still be able to log in no matter where your career takes you [/bg_collapse]