Benny is writing a research paper on a specific method of farming. He really admires the methods used by one farmer, who is a published author, and wants to use his explanations in his research paper. How can Benny ensure he doesn´t plagiarize?
 A. Use the farmer´s explanation verbatim in his paper
 B. Rephrase the farmer´s explanation in his paper
 C. Change a few words in the farmer´s explanation in his paper
 D. Add a formal citation and use the farmer´s explanation in his paper