The second element of composition is:
The title basically explains this element...a simple background!
I don't know if the duck (Platypus?) photo quite made the cut on this assignment...you can tell I took the photo on a white towel ;)
Oh well. You get the idea.
Tomorrow I will be posting on the Rule of Thirds!
P.S. I used flash in the second photo... could you tell? See the ducky's beady little eyes ;D