Many fine motor skills require two hands and thus two sides of the brain. therefore, it is most likely that an immature and less myelination may underlie many of the problems that children have in developing these skills.

The correct answer in the space provided is the corpus callosum. It is because it is responsible for having to allow communication between the two hemisphere on the brain and if it is weak or immature, it will likely cause a child to have a problem in the way his or her brain works or how he does things. 

i would think yes.

explanation:

because we have every natianlity in our country which makes us so diverse and unique. that's why in a lot of cities there are places like little italy, koreatown, chinatown.  

the answer to your question is,

d. when a child was born.

-mabel < 3