Angela was watching her favorite cartoon one morning when her favorite character stacked a bunch of boxes one on top of the other to build a stepladder so she could reach a toy on a high shelf. later, angela wanted a cookie that her mother had placed in a high cabinet, so she built a makeshift ladder from two boxes. this is an example of

Angela is apparently very young. She concretized the cartoon. Her brain is not yet developed enough to realize that she will get hurt if she climbs up on two boxes to get to the desired cookie. Unfortunately, she probably got hurt when she climbed up onto those boxes. All the more reason never to take your eye off young children, it doesn't take much for them to get into trouble!