Science Literacy Use the Following Graph from the Farming Systems

Science Literacy Use the following graph from the Farming Systems Trial (FST) research study conducted by the Rodale Institute to answer the following questions.
-Which of the following statements is supported by the graph?

A) Organic farming methods increased all the variables examined in the study.
B) Conventional farming methods produce as much crop yield in pounds per acre per year as organic farming methods.
C) More profit can be made with less energy input when using organic farming methods instead of conventional farming methods.
D) There are economic benefits to using only organic farming methods instead of conventional farming methods.