Which one of the following is the best example of a cognitive tool?
a) the concept of pi (π) in a geometry class
b) a jigsaw in a woodworking class
c) use of country-western music in a step-aerobics class
d) use of natural lighting in a studio art class

A: The concept pi (π) in a geometry class

Step-by-step explanation:

Cognitive tools are tools that help to engage and facilitate cognitive processing and learning. Like language is a cognitive tool.

Here, the following is the best example of a cognitive tool

A: The concept pi (π) in a geometry class

answer: 91

step-by-step explanation:

final answer is : )