contestada

Imagine that you're at an amusement park, and you're on a ride that's completely in the dark. Every now and then, the ride swerves suddenly, which leads you to automatically tense your muscles. Right before each swerve, the ride makes a clanking sound. By the end of the ride, you find that you tense your muscles as soon as you hear the clanking sound. This is an example of because .