<prompt> A 6 year old child has a DQ of 50. Which of the following can the child do?Identifies 5 colorsSpeaks sho sentencesRide a bicycleCopy a triangle  <response>: At 3 years, a child can name 2 colors. At 5 years, a child can name 5 colors. DQ Developmental age x 100actual age 6 year old child has a DQ of 50; so his developmental age is 3 years. So he can do milestones corresponding to 3 years only. Gross Development delayIt occurs when DQ is less than 70 in 2 domains of development. Speaks sho sentences- at 2 years child can speak 2 word sentences at 2 years and 3 word sentences at 3 years Ride a tricycle- at 3 yrs Copy a triangle- at 5 years Since option 2 is the only milestone the child has reached the answer is 2. THERE IS NO MILESTONE LIKE RIDING A BICYCLE 