This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardio thoracic surgery  , Subject name: Surgery
All of the following are associated with Tracheoesophageal fistula except 
Select and explain. 
A. VATER association, B. Oligohydramnios, C. Excessive salivation, D. Aspiration pneumonia
B: Oligohydramnios
Answer: B: Oligohydramnios 
Explanation: VATER/VACTER association is the result of a defective mesodermal development during embryogenesis before the 35th day of gestation. The typical findings are veebral segmentation defects, anal atresia, tracheoesophageal fistula, cardiac defects, esophageal atresia, single umbilical aery, and radial and renal defectsNameMANIFESTATIONSTracheoesophageal fistulaPolyhydramnios, aspiration pneumonia, excessive salivation, a nasogastric tube cannot be placed in the stomach.Suspect VATER (veebral defects, imperforate anus, tracheoesophageal fistula, and radial and renal dysplasia) syndrome.Ref: Nelson; 20th edition; Page no: 833; Table: 98-3