<prompt> Age and sex of the individual is known by the age of ___24 months36 months48 months60 months  <response>: Emerging patterns for language behaviour from 1-5years of age 15months Jargon Follows simple commands May name a familiar object e.g., ball Responds to hisher name 18months 10 words average Names pictures Identifies 1 or more pas of the body 24months Puts 3 words together subject, verb, object 30months Refers to self by the pronoun I Knows full name 36months Knows age and sex Counts 3 objects correctly Repeats 3 numbers or a sentence of 6 syllables Most of the speech intelligible to strangers 48months Counts 4 pennies accurately Tells story 60months Names 4 colours Repeats sentence of 10 syllables Counts 10 pennies correctly Ref: Nelson paediatrics; Table 11-1 