Concept:Symbiotic nutrition is a relationship in which two organisms of different species live closely together and mutually obtain nutrients.
Explanation:The question describes two organisms of different species living together and deriving nutrients from each other.
This is the exact definition of symbiotic nutrition.
In symbiosis, both partners benefit from the association, often exchanging essential nutrients.
Saprophytic nutrition involves feeding on dead and decaying organic matter.
Holozoic nutrition involves ingesting and digesting solid food particles.
Holophytic nutrition refers to autotrophic feeding, such as photosynthesis in green plants.
Only symbiotic nutrition matches the condition of different species living together and sharing nutrients.
Answer:A. symbiotic nutrition.