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 40 weeks old infant can do all the following except? 
Select and explain. 
A. Waves bye bye, B. Transfer object from one hand to another, C. Sits without suppo, D. Makes a tower of 3 - 4 cubes
D: Makes a tower of 3 - 4 cubes
Answer: D: Makes a tower of 3 - 4 cubes 
Explanation: Ans. is 'd' i.e., Makes a tower of 3-4 cubes