Which of the Following Describes Fat Utilization During Physical Activity

Which of the following describes fat utilization during physical activity?

A) Fat that is stored closest to the exercising muscle is oxidized first
B) Fat represents the major fuel source during sustained,moderate activity
C) Fat oxidization makes more of a contribution as the intensity of the exercise increases
D) Fat is burned in higher quantities during short,high-intensity exercises than prolonged,low-intensity exercises