This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth and development, Subject name: Pediatrics
A female child has recently learned to eat with spoon without splling, to dress and undress hereself with supervion and to understand that she is a girl. These skills are first mastered between the ages of _______ 
Select and explain. 
A. 2 and 3 years, B. 3 and 4 years, C. 4 and 5 years, D. 5 and 6 years
A: 2 and 3 years
Answer: A: 2 and 3 years 
Explanation: Advanced hand skills like dressing and undressing completely if helped with buttons is developed by 3 years and social skills like knowing full name and gender also develops by the same time Eating without spilling develops by 18 months Ref : OP GHAI - ESSENTIAL PEDIATRICS - 8 TH EDITION .PAGE no.52