Answer:
Marshes can contain fresh water, while bogs contain salt water.
Explanation:
<span>Smaller groupings within a species are called varieties and breeds. The correct options among all the options that are given in the question are the first option and third option or option "A" and option "C". I hope that this is the answer that you were looking for and it has actually come to your help.</span>
Answer: A.They contain plants that purify water.
I believe ecosystem sorry if I'm wrong
