In 1885, Albert Bernhard Frank introduced the term "mycorrhiza" to describe the symbiotic relationship that occurs between fungi and green plants. The plant provides the fungus with food through photosynthesis, and the fungus helps the plant obtain water and nutrients from the soil. Although the hypothesis was not well received at the time, it now has conclusive evidence and is widely accepted.

Based on the given information, which of the following is true about mycorrhiza?
A.
It helps the fungus survive and does not affect the green plant.
B.
The growth of the green plant is decreased.
C.
A fungus in the relationship becomes an autotroph.
D.
The green plant and the fungus both maintain the health of the other.

D. The green plant and the fungus both maintain the health of the other.