Respuesta :
The definition of callow is:
(especially of a young person) inexperienced and immature.
Therefore, I believe that the answer would be:
B) adult
(especially of a young person) inexperienced and immature.
Therefore, I believe that the answer would be:
B) adult
Answer: B. Adult
Explanation: Callow means immature or inexperienced so I the answer would be B. Adult