Asked by Amy

Which of the following factors does not vary between a fast-following river and a pond that receives no water input?

a. oxygen levels
b. salt concentration
c. temperature
d. fish species

I think possibly b.

Ms. Sue?
Answered by Wow
You are correct it is B
Answered by Anonymous
it is b
Answered by Ms. Sue
will someone stop using my account name...
Answered by Ms. Sue
oh yeah put it right there.
harder! harder!
Answered by unknown
:| why do people feel the need to say that stuff? and impersonate?
Answered by Anonymous
fr your offended by that its just some humor
Answered by I'll Manage
....Mom, pick me up kids are making inappropriate jokes again ;-;
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