The first time that 4-year-old Sarah saw her older brother play a flute, she thought it was simply a large whistle. Sarah's initial understanding of the flute best illustrates the process of Group of answer choices maturation. conservation. accommodation. egocentrism. assimilation.

Answer:Assimilation

Explanation:Assimilation is a cognitive process in which we relate the new learned infomation to the preexisting Information. It is a concept suggested by Piaget on cognitive development in children, children are always learning new information in order to develop their knowledge and if 4 year old has learned what a whistle is and what sounds it makes, they are likely to associate anything that makes the similar sound to a Whistle.