This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
All of the following are the predisposing factors for squamous carcinoma of esophagus except 
Select and explain. 
A. Achalasia, B. Tylosis palmaris, C. Alcohol, D. GERD
D: GERD
Answer: D: GERD 
Explanation: Risk factors for SCCTobacco and alcohol are strong risk factors for SCC, and they have a synergistic effect on risk. The disease is four times more prevalent in men, and race also appears to be a factorSCC is associated with ceain intrinsic disorders of the esophagus, such as Plummer-Vinson syndrome and achalasia. Other hereditary cancer syndromes associated with esophageal SCC include tylosis and Fanconi anemia. Patients with a history of caustic ingestion are at significantly increased risk for SCC.Risk factors for AdenocarcinomaAdenocarcinoma typically arises in the setting of Barrett&;s esophagus. In addition to GERD, smoking and obesity are risk factors for adenocarcinomaSabiston 20e pg: 1052