Correct option (d) mutualism
Explanation:
Mutualism is an association of two species in, which both species are benefitted.
Mycorrhiza is a mutualistic relationship between fungal hyphae and roots of higher plants. The ** helps in mineral nutrition absorption for the plants with, which they are associated and obtained in tum, nutrients from plants.
Concept Enhancer
Amensalism is an interaction between different species, in which one species is harmed and other is neither benefitted nor harmed, e.g. Penicillium.
Antibiosis It is an antagonistic association between two or more organism, in which one is adversely affected, e.g. antibiosis includes the relationship between antibiotic and bacteria. Fungistasis inhibits the growth of fungi.
