Answer to Question 1
Okinawan elders have one of the longest life spans for the following reasons:
Okinawan elders have an average BMI of 18-22.
Okinawan elders never smoke.
They consume a diet that is 80 percent plant-based and naturally high in unrefined whole grains, soy, vegetables, and fruit.
They consume higher intakes of good fats from omega-3 rich fish and monounsaturated fats, and they have rather low amounts of saturated and trans fat in their diet.
They are active every day.
Okinawans put family first and possess a strong sense of purpose.
Answer to Question 2
b