Elizabeth, a 7-month-old infant, responds to holding her first orange by rolling it around on the floor just like she does with her blue rubber ball. this demonstrates what piagetian process

The correct answer is Assimilation.

Assimilation refers to the psychological procedure of fitting new data into existing subjective patterns, observations, and comprehension. In the given situation, the seven-month old infant, Elizabeth responds to everything she holds that is round. Such as the orange and her blue rubber ball.