Elise Has Been Asked to Complete Piaget's Pendulum Problem

Elise has been asked to complete Piaget's pendulum problem. She takes an approach where she systematically examines all of the possible combinations of the elements. For example, she considers what would happen if she had a short length of string with a light weight swung from a high height. This is most likely an example of

A) abstract thought.
B) reflective thinking.
C) combinational logic.
D) logical comparisons.