Course: Statistics Out of a total of 100 workers, 22 received a salary increase in last year, 34 of them were promoted from their jobs and 7 received a promotion and also a salary increase. According to these data, which of following statement(s) is/are true: I. 51 workers out of 100 have NOT been promoted NOR received a salary increase. II. 27% of workers have ONLY been promoted without receiving a salary increase. III. 51% of workers HAVE BEEN given a salary increase OR a promotion. Select ONE of options: a. Only I b. Only II c. Only III d. I and II e. II and III