What is the most important condition in the life of mushrooms?

The most important condition for the life of mushrooms is …
a) sufficient illumination
b) the presence of organic substances necessary for nutrition
c) living together with plants
d) the possibility of the formation of the fruiting body necessary for reproduction
For the normal development of fungi, in addition to the presence of food sources, a certain combination of environmental factors is necessary: humidity, temperature, illumination, soil acidity and others. Heat, light and moisture together have a beneficial effect on the growth and development of fungi.

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