Fact 1: Adult sponges are sessile.

Fact 2: Sponges are sessile animals that live in fresh or salt water.

Given the two facts above, answer the question "what can sponges live in?" with the following options: 
- crust
 - salt water
 - mouth of rivers
 - mantle
 - water
 - Bodily water
 - stars
 - loose soil


 

  salt water       