This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Pediatrics
Child able to draw a cross at which age? 
Select and explain. 
A. 4 years, B. 5 years, C. 2 and half years, D. 3 years
A: 4 years
Answer: A: 4 years 
Explanation: 4 years - Copies a rectangle or cross or plus sign Nelson Textbook of Pediatrics clearly states child copies cross at 48 months i.e. 4 years of age So the answer is option A: 4 years