This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
A child is able to build blocks of 5 Cubes developmental age is - 
Select and explain. 
A. 12 months, B. 15 months, C. 18 months, D. 24 months
C: 18 months
Answer: C: 18 months 
Explanation: Ans. is 'c' i.e., 18 month