A blond-hair toddler on her hands and knees in front of a door .
A toddler is walking over to the door .
A blond-hair toddler on her hands and knees in front of a door.
A toddler is walking over to the door.
Walking is done upright and on her feet and is not performed on hands and knees.
Walking is done upright and on her feet and is not performed on hands and knees .