The activity of stringing together meaningless motions and repeating them over and over,a process performed by deaf children,is called

A) hand babbling.
B) hand cooing.
C) motherese.
D) asymmetric acoustics.

Hand Babbling

Repetitive gestures and movements made by infants, analogous to the babbling sounds in early speech development, serving as a precursor to language acquisition.

Deaf Children

Young individuals who lack the ability to hear, either partially or completely, requiring specialized communication methods.