​ How does the diet of the centenarians from the islands of Okinawa compare to that of most U.S. adults? a. ​U.S. adults consume more seafood but fewer saturated fats. b. U.S. adults consume more fruits but fewer calories. c. U.S. adults consume more foods with high antioxidant levels. d. Okinawans consume more vegetables but fewer calories. e. Okinawans consume more calories but fewer sweets.