Please choose the correct answer to the question: In a forest community, trees produce leaves that can be eaten by deer. The leaves also fall to the forest floor during autumn. Fungi break the leaves down into nutrients that enter the soil. What is the decomposer in this forest community?

Answer1: the soil Answer2: the deer Answer3: the trees Answer4: the fungi

Answer format: answer1/answer2/answer3/answer4
Answer: answer4