When infants attempt to imitate an adult's action (e. g., smile, hand clapping, sound), they are less likely to mature into unique individuals. true false

The answer is false. Reacting to something their parents does will NOT make the infant less likely to mature into a unique individual in the future. Reactions are normal, not traumatic.

Not true , they can fall or something

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.