James, a 6-year-old, can correctly name objects, catch a ball and throw it, and write his ABCs in proper sequence. His younger brother Mark is much less speedy and skillful in all of these areas. What is the BEST explanation for James's superior performance?

The reason for the superior performance of James is his brain has experienced greater myelination than Mark's.

Explanation:

Kids are often compared with each other regarding their performances in studies and sports. James is elder brother of Mark. He is very talented and intelligent. Even at the age of 6, he was able to correctly name the object and write ABCs in proper sequence. He was able to catch and throw the ball.

Mark was always compared with James, as he lags in performances and skills. The performance of the James is high due to myelination.

The myelination process is generally important for proper functioning of the central nervous system. This process helps the nerve cells in transmitting the information faster to be brain and performs many complex processes.

answer; consonant;

answer; strength of association;