A patient has ZE syndrome. What will be the serum secretin levels in this patient relative to a patient without gastrinoma like this? What is the chloride concentration in this patient's pancreatic exocrine glands, relative to normal? a) Elevated serum secretin levels; decreased chloride concentration in pancreatic exocrine glands b) Elevated serum secretin levels; normal chloride concentration in pancreatic exocrine glands c) Decreased serum secretin levels; elevated chloride concentration in pancreatic exocrine glands d) Decreased serum secretin levels; decreased chloride concentration in pancreatic exocrine glands