So what do you need help with
American Farmland trust work to protect the soil and keep it healthy as part of our holistic approach to keeping the nation's farm and ranch land productive for all and it educates Farmers on important conservation measures like cover crops.
Answer: You should first determine your position, so the answer choice would be B.
Explanation: You cannot find supporting evidence until you know what position you are writing your thesis about. You cannot find reasons either for the same reason as evidence. Investigating why you have a position must come <em>after</em> determining your position.