In the last 50 years, the number of people with chronic disease in the united states has increased which of these statements best explain why this is true?
A) The population has increased in the united states during the last 50 years
B) The number of calories eaten per day has decreased in the united states during the last 50 years
C) the rate of physical activity has decreased in the united states during the last 50 years
D) the rate of physical activity has increased in the united states during the last 50 years​

Match the following. 1. an excellent source of vitamin c and vitamin a sucrose 2. linked to increased immunity and the destruction of toxic substances within the body vitamin a 3. found in yellow and green vegetables and fruits 2 vitamin c 4. vitamin in maintaining good eyesight and the treatment of infection fiber 5. the type of sugar found in all fruits 1 vegetables 6. table sugar skin 7. to keep the digestive system working properly and guards against colon cancer 3 carotene 8. where most of the fiber and vitamins are found in fruits and vegetables fructose