<prompt> The growth chart of Rahul is shown from his early childhood till he becomes an adult. He had short stature during childhood. What could be the underlying cause for the same?Familial short statureGrowth hormone deficiencyConstitutional delay in growth pubertyAchondroplasia  <response>: c. Constitutional delay in growth and pubertyHe had short stature during childhood, but the final adult height attained is normal. 