Use the Information in the Graph to Answer the Following

Multiple Choice

Use the information in the graph to answer the following question. The data can best be used to address which of the following questions?

A) What is the impact of plowing soil on the number of earthworms?
B) Does season has an impact on the size of the earthworms?
C) Does plowing have an impact on the size of the earthworms?
D) What is the impact of plowing on the speed of growth of the earthworms?