When Measuring Growth in Infants,you Should Do All the Following

When measuring growth in infants,you should do all the following EXCEPT _____ to avoid measurement errors.

A) use measurement equipment that has been recently calibrated
B) confirm the scale is on zero before starting
C) make sure the infant has a diaper on to keep surfaces clean
D) make sure that neither hips nor knees are bent
E) measure the heel with the foot flat against a foot board