Ava, age five, and her mother are playing with clay. they make two round balls of the same size. ava flattens one into a pancake shape and says "look, mommy, now this one has more clay." in this context, ava does not yet understand . assimilation b. egocentrism c. conservation d. object permanence

C) conservation

Explanation:

Conservation defines how we can logically understand that quantity or substance of something remains the same no matter whether that thing is adjusted in terms of its size or shape but still we are able to understand that the quantity remains the same that is an ability that is developed with age however young children still can't comprehend this law of conservation in such that if at first your pour water in a short wide glass and then transfer it to a tall wide glass they will think the quantity has changed.

Ava assumes that the change in shape of clay will change its quantity because she still can't understand the law of conservation.

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