Choose one of the Ages and Stages for Caregivers : 1-4 Months, 5-8 Months, 9-12 Months, 12-18 Months, 18-24 Months, 2 Years to elaborate on. Summarize the stage of development for your chosen age group in the areas of language, physical and social development in 250-300 words. Make two references to your source within your response.