Which of the following is a tool used for separating the different color wavelengths from each other?

a. telescopes

b. microscopes

c. stethoscopes

d. spectroscopes

Spectroscopes are the tools that are used for separating the different color wavelengths from each other. The correct option among all the options that are given in the question is the last option or option "d". Spectroscope actually takes in the light and then divides it into the different colors that are present within the light.