You are presented with the question "What is a single organism that produces both seed and eggs?" and the following answer choices: 
- plants
 - barnacles
 - whales
 - sponges
 - bears
 - birds
 - ferns
 - Conifers

Now knowing that adult sponges produce eggs and sperm and most sponges are hermaphroditic, meaning that a single organism has both eggs and sperm, choose the best answer.


 

    sponges     