Use the Information to Answer the Following Question

Multiple Choice

Use the information to answer the following question.
The figure depicts the outline of a large fairy ring that has appeared overnight in an open meadow, as viewed from above. The fairy ring represents the furthest advance of this mycelium through the soil. Locations A-D are all 0.5 meters below the soil surface.
Where would you expect to find the oldest portion of this mycelium?

A) location A
B) location B
C) location C
D) location D