Fact 1: Bivalves feed on plankton and nonliving organic matter.

Fact 2: Clams and oysters are examples of bivalves.

Given the two facts above, answer the question "What do clams feed on?" with the following options: 
- Plankton
 - food
 - glucose
 - Fish
 - Flowers
 - Energy.
 - Energy
 - Other clams


 

 Plankton        