Question

According to the Bayley mental scale, a _____ infant should be able to vocalize pleasure and displeasure, persistently search for objects that are just out of immediate reach, and approach a mirror that is placed in front of the infant by the examiner.

A.

2-month-old

B.

6-month-old

C.

4-month-old

D.

Answer

This answer is hidden. It contains 12 characters.