<prompt> Purposeful movement is staed at6 months8 months9 months12 months  <response>: Palmer grasp goes at age of 4 monthTransfer object hand to hand 5.5 monthThe purposeful movement staed when there is an absence of Palmer group, so an above option best answer is 6 monthRefer: Nelsons Textbook of Pediatrics, SAE, 1st edition, pg no. 2798 