Which of the following is an example of stimulus diffusion?
1. immigrants find a way to practice a minority religion in the host country.
2. a funny video on the internet gets millions of hits from all over the word.
3. a rock band begins to use a foreign traditional instrument to perform its songs.
4. a government requires that all school classes must be taught in a single language.

3. is the correct option

Explanation:

A rock band begins to use a foreign traditional instrument to perform its songs is an example of stimulus fusion. Spreading of culture or idea to another culture or region and gets altered to adopt into that region is called Stimulus Diffusion.Chinese porcelain is a good example of this. The porcelain was very popular in Europe  but to transport it over long distances wasn't easy, so the European potters and designers created their own form of porcelain, similar to Chinese ones but European in styles.

when he becomes king

protect u.s. businesses from competition