Respuesta :
Answer:
D
Explanation:
because trees take in carbon dioxide and produce oxygen.
Replanting trees in deforested areas is an activity is an effective solution for keeping the oxygen cycle stable.
Effective solution for keeping the oxygen cycle stable
Plants are the only creature on earth that releases oxygen during the process of photosynthesis. If we want to keep the oxygen cycle in stable form, we have to plant more trees on deforested areas.
So we can conclude that Replanting trees in deforested areas is an activity is an effective solution for keeping the oxygen cycle stable.
Learn more about cycle here: https://brainly.com/question/7196669