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Primitive reflexes persisting beyond 4 to 6 months may signal:

Aadvanced growth
Ba developmental delay
Cearly maturity
Dhealthy variation
Answer & Solution
Correct answer: B. a developmental delay
1. Newborn reflexes normally fade as the frontal lobes develop. 2. Persistent primitive reflexes beyond 4 to 6 months, or delayed walking, can be a sign of a developmental delay. 3. Such delays can relate to conditions like autism or cerebral palsy. _Source: Wikipedia, "Child development" (rev 1378784615), section "Individual differences"_
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