When Bethany Steps on Her Digital Scale, a Mechanism in It

When Bethany steps on her digital scale, a mechanism in it measures the physical pressure pushing down on the scale and converts it into an electrical signal that can be read by the scale. The converting of the physical pressure on the scale caused by Bethany's weight into an electrical signal is similar to the process of ____________.

A) transduction
B) bottom-up processing
C) top-down processing
D) perception