<h2>Answer:</h2>
The option A is the correct option. The fungi share a mutualistic association with the trees.
<h3>Explanation:</h3>
Mutualism or interspecific cooperation is the way two organisms of different species exist in a relationship in which each individual fitness benefits from the activity of the other. And in this case, both plant and fungi are benefited by each other. The plant provides food and habitat for the living of fungi and fungi, in turn, decompose dead organic matter to provide simple compounds to plants.
While in commensalism only one either plant or fungi can be benefited. And it is also not a parasitic interaction.
Answer:
B. Fragments of Rock are squeezed and cemented together.
A stem cell is a cell that has layers of bacteria that helps protect the water that follows through it.
This is the chronicle of evolution over millions of years of geologic time engraved in the order which fossils appear in rock strata.
