<prompt>  A boy of chronologic age 9 years is 125 cm in height. Mean height for the age is 133.71 cm with a standard deviation of 5.49 cm. The skeletal age is assessed as 8 years. The boy may be regarded as.Somewhat physically retarded with the potential to catch upSeverely physically retarded with little potential to catch upAt the right levelDestined to be a short-statured individual 