<prompt> The minimum age of this person is:-Less than 12 years5 years6 years18 years  <response>: Among 8 carpal bones: Pisiform has not appeared. Trapezium has appeared: age is more than 6 years Pisiform has not appeared: age is less than 12 years. The age is 6- 12 years. The minimum age of the person is 6 years. 