One calorie is equivalent to the amount of energy needed to raise the temperature of ______ of water ______ degree Celsius.

One calorie is equivalent to the amount of energy needed to raise the temperature of ______ of water ______ degree Celsius.
A) 1 gram; 1 degree
B) 1 ounce; 2 degrees
C) 5 grams; 5 degrees
D) 10 grams; 10 degrees