A child can copy a circle well not a square

[akshay]

A child is brought to your clinic for a routine examination. She can put on a T-shirt but requires a bit of help dressing otherwise. She can copy a circle well but has difficulty in copying a square. Her speech is understandable and she knows four colors. She balances proudly on each foot for 2 seconds but is unable to hold the stance for 5 seconds. Which of the following is the most likely age of this child?
a. 1 year
b. 2 years
c. 3 years
d. 4 years
e. 5 years

[akshay]

c. 3 years --------------answer