<prompt> A child can withhold and postpone bowel movements by the age of:2 years3 years5 years4 years  <response>: Ans: b 3 years Ref: OP Ghai,6th, ed, p. 47At the age of 3 years, a child can withhold and postpone his bowel movements. Gastrocol ic reflex weakens by 4 months Bowel movement becomes irregular without any relation to eating by 7 months. Toddler can walk to the toilet by the age of 15 to 18 months and is usually ready to start toilet training. By the age of 2 years he is trainable.List of repeatedly asked important milestones:GraspMotor Bidextrous-- 5 months Crawling-- 8 months Palmar grasp-- 7 months Creeping-- 10 months Pincer grasp-- 9 months Cruising-- 10 months Transfer of objects from one hand to other -- 6-7 months Turns knob and unscrews lid-- 1 -2 yearsSocial and adaptive Tiptoe walking Rides tricycle-- 2 12 years-- 3 years Enjoys mirror image -- 6 months Momentarily stand Stranger anxiety-- 7-9 monthson one foot-- 3 years Pat a cake--10 months Hops-- 4 years Peek a boo-- 10 months Skip-- 5 years Know sex and age -- 3 years LanguageFine motor Cooing-- 3 month Copies a line-- 2 years Babbles-- 5-6 months Copies a circle-- 3 years Monosyllables --- 6 months Copies a square and plus-- 4 years Vocalize-- 6-7 months Copies cross and triangle-- 5 years Bisyllables-- 9 months 2 Words with meaning--12 months Speaks 10 words -- 18 months Tells a story-- 3 yearsNOTE The moro reflex is never encountered with normal full term infants after 6 months of age The earliest neonatal reflex to disappear--sucking and rooting The neonatal reflex which persists throughout life--parachute reflex. 