When Infants Are Born Prematurely, the Chronological Age on the Growth

When infants are born prematurely, the chronological age on the growth chart:

A) is the same as for other children after 6 months
B) is not accurate, and a special chart for preemies must be used
C) must be corrected subtracting weeks or months of prematurity until age 18 months old
D) must be corrected until age 18, subtracting the period of prematurity from the age