Please choose the correct answer to the question: In a healthy forest, dead trees and limbs fall to the ground and decompose. Which of these statements best describes why decomposition is important to a forest ecosystem?

Answer1: Nutrients are released when wood is broken down. Answer2: Worms produce oxygen used by other organisms. Answer3: Dead trees provide nest sites for many different species of birds. Answer4: Water is stored in dead trees and limbs.

Answer format: answer1/answer2/answer3/answer4