Answer:
a. more than 10 but less than or equal to 20 days
Step-by-step explanation:
The earliest due date is most popularly known as the EDD rule in the industry. It is defined as the rule that gives the job with an earliest due date which is based on the assigned due dates to the highest priority. These rules are applied by the workers who specializes in the low volume production to medium volume production. It also utilizes batch processes or job processes.
Using the EDD or earliest due date rule, an average flow time for 5 jobs should be more than ten days but it should be less than twenty days or equal to twenty days.