Fact 1: Excretion is the process of removing wastes and excess water from the body.

Fact 2: Water is made up of H2O molecules.

Given the two facts above, answer the question "what excess does excretion remove from the body?" with the following options: 
- fat
 - pH
 - H20
 - mL
 - Urea
 - rice
 - H2O
 - Fe


 

       H2O  