At which stage of development are children's physical activities primarily focused on the use of large muscles for gross motor movements rather than fine motor precision?

In the context of child motor development, which of the following statements is incorrect?

Determine the correct chronological sequence of motor and neural maturation in infancy and early childhood: (K) Myelination in spinal pathway (L) Primitive reflex inhibition (M) Voluntary control of limbs (N) Bimanual coordination (O) Complex motor planning