seaweed belongs to which of earths spheres?\natmosphere\nbiosphere\ngeosphere\nhydrosphere

seaweed belongs to which of earths spheres?\natmosphere\nbiosphere\ngeosphere\nhydrosphere
Answer
Brief Explanations:
The biosphere encompasses all living organisms on Earth. Seaweed is a living organism. So it belongs to the biosphere.
Answer:
B. biosphere