A boy can grasp a rattle & recently he become able to transfer objects, hand to hand. He can do –
**Core Concept**
The question is testing the development of fine motor skills and hand function in a child, specifically the milestone of object permanence and transfer. This is a key aspect of normal child development, reflecting the maturation of the motor cortex, cerebellum, and peripheral nervous system.
**Why the Correct Answer is Right**
The boy's ability to grasp a rattle and transfer objects hand-to-hand indicates the development of praxis, which is the capacity to perform voluntary, purposeful movements. This skill is linked to the maturation of the corticospinal tract and the integration of sensory input from the hands and fingers. The development of object permanence, the understanding that objects continue to exist even when they are out of sight, is also an essential aspect of cognitive development.
**Why Each Wrong Option is Incorrect**
* **Option A:** This option is not provided.
* **Option B:** This option is not provided.
* **Option C:** This option is not provided.
* **Option D:** This option is not provided.
**Clinical Pearl / High-Yield Fact**
The ability to transfer objects hand-to-hand is a critical milestone in child development, typically achieved between 9-12 months of age. This skill is essential for the development of more complex motor functions, such as dressing and feeding oneself.
**Correct Answer: Not Provided**