system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A child who can ride a tricycle, uses alternate steps while climbing stairs has attained a development age of:
assistant
The correct answer is  Ans. B. 3 yearsAt 3 years a child will be able to: ride a tricycle, use alternate steps while climbing stairs Shares toys, knows full name and gender