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: Dental
According to Piaget cognitive theory, Animism and constructivism are seen in: 
Select and explain. 
A. Pre-operational stage., B. Sensorimotor stage., C. Concrete operational stage., D. Formal operational stage.
A: Pre-operational stage.
Answer: A: Pre-operational stage. 
Explanation: • Animism and constructivism are seen in preoperational stage.
• Ego-centrism is seen in concrete operation stage. ,
NOTE: Symbolic play is seen in sensorimotor and pre-operational stage.