Which of the following is a reason that the retina, kidney, & spleen may be more susceptible to cell death than other organs?

• A. Arteries that supply these organs do not have many anastomoses.
• B. Veins that carry blood away from these organs do not have many anastomoses.
• C. There are very few arteriovenous anastomoses near these organs.
• D. They have many capillary beds.