**Core Concept**
The right gastroepiploic artery is a branch of the gastroduodenal artery, which in turn arises from the common hepatic artery. This vascular connection is crucial for supplying blood to the stomach and duodenum.

**Why the Correct Answer is Right**
The gastroduodenal artery, a branch of the common hepatic artery, arises from the celiac trunk. The gastroduodenal artery then divides into the right gastroepiploic artery and the superior pancreaticoduodenal artery. The right gastroepiploic artery plays a vital role in supplying blood to the stomach, particularly the greater curvature. This artery is also a key landmark in various surgical procedures.

**Why Each Wrong Option is Incorrect**
* **Option A:** This option is not relevant to the anatomy of the gastrointestinal tract.
* **Option B:** This is incorrect as the right gastroepiploic artery does not arise from the splenic artery, which primarily supplies the spleen and parts of the pancreas and stomach.
* **Option D:** This is incorrect as the right gastroepiploic artery does not arise from the superior mesenteric artery, which primarily supplies the small intestine and parts of the large intestine.

**Clinical Pearl / High-Yield Fact**
The right gastroepiploic artery is an important landmark in laparoscopic and open cholecystectomy procedures, as it is often used as a guide for identifying the gallbladder and common bile duct.

**Correct Answer:** C.