The correct answer would be B (plz make sure to say thak u and mark me as brainliest) :D
For number 7 i think the answer is B
He gave a cursory look at my artwork and told me that there was a dearth of evidence that I did this myself.
Answer:
they help the amount of air and water that get into the soil. they also break down leaves and stuff into organic matter that give nutrients for the plant to grow.
their existence is basically fertilizer for any plant.
Explanation:
hope it helped! please rate, trying to get points <3