When do the thumb sucking starts?
A. Before birth
B. Since birth
C. 2-3 months
D. 1-2 years
Answer: Option A
This Question Belongs to Home Science >> Child And Human Development
Related Questions on Child and Human Development
Which is the specific sequence of human development?
A. Cephalocaudal Sequence
B. Proximodistal Sequence
C. Both A and B
D. None of these
Which of the following is not a developmental stage?
A. Prenatal
B. Post natal
C. Adolescence
D. Fusion
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