In Wayne Dennis's Research, Iranian Babies Who Spent Their Days

In Wayne Dennis's research, Iranian babies who spent their days lying on their backs

A) learned to walk by 16 months of age.
B) scooted in a sitting position rather than crawled on their hands and knees when they first moved on their own.
C) rarely attempted to reach or grasp at moving objects.
D) transitioned from crawling to walking within several weeks of adoption.