Which of the following represents the approximate sweat rate of an athlete given the following information:

Pre-exercise weight: 143 pounds (65kg)
Post exercise weight: 137 pounds (62 kg)
Urine volume: 3 ounces
Drink Volume: 8 oz.
Exercise time: 75 minutes

a. 1.25 oz/min
b. 0.15 oz/min
c. 0.11 oz/min
d. 1.35 oz/min