Given, A = {Boys with ages above 12 years} and B = {Boys with ages above 8 years}
All the boys who are above 12 years are above 8 years too
Sets A and B have boys 12 years and above in common.
⇒ They are overlapping sets
If A = {Boys with ages above 12 years} and B = {Boys with ages above 8 years} then set A and set B are