You are seeing a very anxious young man in your clinic, who has presented with a completely reducible left-sided inguinal hernia. It is slightly tender and you put him on the list for primary repair. Ybur waiting list is approximately 9 weeks but he is extremely concerned and says 'that's a long time to wait doc, is there any risk of it turning cancerous?'Which one of the following statements is correct regarding conditions with an increased incidence of malignant tumours?
选项：

A: Hypospadias gives an increased risk of penile cancer
B: Paget's disease of bone is associated with an increased risk of sarcoma
C: Peptic ulcer of the duodenum has a strong association with duodenal cancer
D: Undescended testes increases the risk of testicular cancer but is reversible by orchidopexy
E: Barrett's oesophagus is not associated with an increased risk of oesophageal carcinoma