Plants depend upon the soil for anchorage, water, and food.
a. coordination
b. subordination
c. parallelism

Answer : c. parallelism

The statement above " Plants depend upon the soil for anchorage, water and food" is an example a sentence in the structure of parallelism. Parallelism is shown in the manner of using words in a sentence that are similar in  construction, sound and meaning. It can't be found on literary pieces only but in casual daily conversations too. Parallelism structure adds rhythm to the statement making it smooth-flowing and in a way it also shows consistency 

1vertical line 2 vertical lines 2 vertical lines 1 vertical line 1 horizontal line1 vertical line 2 vertical lines 2 vertical lines 1 vertical line 1 horizontal line1 vertical line 2 vertical lines 2 vertical lines 1 vertical line 1 horizontal line1 vertical line 2 vertical lines 2 vertical lines 1 vertical line 1 horizontal line1 vertical line 2 vertical lines 2 vertical lines 1 vertical line 1 horizontal line1 vertical line 2 vertical lines 2 vertical lines 1 vertical line 1 horizontal line