Ethan is a gifted 14-year-old boy who excels academically and has an iq of 140. he is known among his friends as a talented musician who can play a wide range of instruments. in light of the findings from lewis terman's study of high iq children, it is likely that ethan is:

I believe the answer is: more mature than others his own age
A sense of maturity come because of the ability to see a certain things with various perspective.
The cognitive ability to to see this perspective, will come to children with high IQ a lot faster compared to children with normal IQ.