The light coming from stars gives the idea of their ________

A. Size

B. Rotational speed

C. Mass

D. Temperature

Answer: Option D

Solution(By Examveda Team)

Stars emit colors of many different wavelengths, but the wavelength of light where a star's emission is concentrated is related to the star's temperature - the hotter the star, the more blue it is; the cooler the star, the more red it is.