You are presented with the question "What can live on the surface of their host?" and the following answer choices: 
- sunlight
 - fungi
 - embryos
 - dogs
 - water
 - insects
 - wasps
 - orchids

Now knowing that some parasites live on the surface of their host and bagworms are parasitized by several kinds of parasitic wasps, choose the best answer.


 

       wasps  