The Nurse Is Assessing a 1-Week-Old Infant and Is Testing

The nurse is assessing a 1-week-old infant and is testing his muscle strength.The nurse lifts the infant with hands under the axillae and notices that the infant starts to "slip" between the hands.The nurse should:

A) Suspect a fractured clavicle.
B) Suspect that the infant may have a deformity of the spine.
C) Suspect that the infant may have weakness of the shoulder muscles.
D) Conclude that this is a normal finding because the musculature of an infant at this age is undeveloped.