<prompt> Which of the following should arouse concern in a parent in regards to development ___Mouthing at 6 months of ageFisting hand at 5 monthsDrooling of saliva at 9 monthsCasting objects at 1 year  <response>: This instinct to grasp is a reflex, and it;s at its strongest for the first eight weeks of your baby;s life. This reflex will have gone by the time she is three months. Your baby;s hands will mostly be clenched in a fist during her first couple of months. Ref : Nelson paediatrics Chapter : Growth and deve 