You are answering a USMLE-style medical question. Question: A 62-year-old woman with a pancreatic insulinoma is being prepared for a laparoscopic enucleation of the tumor. After induction of general anesthesia, preparation of a sterile surgical field, and port placement, the surgeon needs to enter the space posterior to the stomach to access the pancreatic tumor. Which of the following ligaments must be cut in order to access this space? Options: A) Phrenoesophageal ligament B) Gastrohepatic ligament C) Phrenicocolic ligament D) Ligamentum venosum Reply with ONLY the letter of the correct answer (A, B, C, or D). No explanation.