How does a stained glass window alter the white light that passes through it?

reflecting or refracting?

diffracting different wavelengths of light.
diffracting different wavelengths of light.

reflecting different wavelengths of light.
reflecting different wavelengths of light.

refracting different wavelengths of light.
refracting different wavelengths of light.

absorbing different wavelengths of light.

A stained glass window alters the white light that passes through it by diffracting, reflecting, and refracting different wavelengths of light. It can also absorb certain wavelengths of light. The combination of these effects gives stained glass its characteristic colors and patterns.