PLEASE answer the two questions Thank you!

So for the first question it is the middle answer

The second answer is the last one,Let me explain so Use and discuss for the first one the bird is using the crab with a large claw to survive,The boy was helped I hope this helps

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.