Which of the Following Statements About Pancreatic Cancer Is FALSE

Which of the following statements about pancreatic cancer is FALSE?

A) Approximately 10% to 20% of pancreatic cancers are associated with hereditary factors.
B) New-onset diabetes mellitus may be the first clinical feature in 10% of patients.
C) Tumors of the pancreatic head arise to the right of the superior mesenteric vein- portal vein confluence and include tumors of uncinate origin.
D) The most common physical finding at initial presentation is Courvoisier's sign.