Context: Figure: Mount Rainier National Park.
Mount Rainier National Park is a taiga ecosystem in Washington State. The park is named after a volcano called Mount Rainier, which is covered in glaciers.
Which statement describes the Mount Rainier National Park ecosystem?
A. It has soil that is rich in nutrients.
B. It has mostly small plants.
C. It has soil that is poor in nutrients.
From the given choices, pick the correct answer and respond by indicating the letter of the correct option.

C