Three of the Following Children Have a Learning Disability

Three of the following children have a learning disability.Which one probably does not?

A) Five-year-old Jodi spends hours trying to imitate her older sister's drawings.No matter how she tries, Jodi's art lacks proportion and perspective.
B) Fifteen-year-old Peter has trouble following oral directions.Unless he has them in writing, he gets them mixed up or forgets important steps.
C) Twelve-year-old Josh teases Sam about his new glasses.Sam grows silent and looks away but does not say anything.Later, Josh is quite surprised to find out that he has hurt Sam's feelings.
D) Ten-year-old Katrina has a good oral vocabulary, but when she writes she tends to put letters in the wrong order, even when spelling common words.