Answer:
can i have brainliest pls
Explanation:
The answer should be 2 because planting trees gives out oxygen and we need oxygen to live
Waves erode a beach by pressing continually against them, right? I have heard of this happening many times. What the people do is build a small trench around the outside of the beach so the waves filter down into it, then back out instead of washing up against the sand. The other thing they do is wait a couple years for the beach to go down, then they put in new sand during the winter.
<span>Please Rate me Brainliest, I need it alot. </span>
The answer is a the first one.