By what age have human infants demonstrated the development of self-concept using the "red dye" test?
A) Three to six months
B) Twelve to sixteen months
C) Eighteen to twenty-four months
D) Two to four years

Question

Quizplus · Accepted Answer

The "red dye" test is also known as the mirror test, where a red dot is placed on the infant's forehead and their reaction to the dot in the mirror is observed. Infants typically begin to recognize themselves in the mirror between 18 to 24 months, demonstrating the development of self-concept.

By What Age Have Human Infants Demonstrated the Development of Self-Concept