Answer the following question given this paragraph: 

Other specialized cells are involved in feeding. Sponges are filter feeders. They filter food out of the water as it flows through them. Sponges pump water into their body through specialized pore cells called porocytes.


Q: What type of feeders are sponges?

 Choices:

- bottom feeders

- surface feeders

- layer feeders

- filter feeders

A:
filter feeders
