Mr. Sun goes to bed because I do."" This 3-year-old's statement shows signs of: centering. artificialism. seriation. egocentrism.

Cent-ration

Explanation:

Cent-ration is the tendency in which a child-focused only one aspect of the situation rather see another aspect of the situation. The child does not develop abstract reasoning at that time. Children think only in one way but when they start to think another perspective as well they start to decent er the situation. Children start to think about another perspective of the situation.

Thus here in the above context, Mr. Sun goes to bed because I do is the example of cent-ration in Piaget's developmental stage. It occurs in the pre-operational stage.