H = 100 – 4t: The equation can be used to model the number of hours H until a gallon of milk held at a temperature of t, in degrees Celsius, goes sour. Based on the model, what is the best interpretation of the number 4 in the equation?

A) An increase of 1 degree Celsius will make a gallon of milk go sour 4 hours faster.
B) An increase of 4 degrees Celsius will make a gallon of milk go sour 1 hour faster.
C) An increase of 1 degree Celsius will make 4 gallons of milk go sour 1 hour faster.
D) An increase of 4 degrees Celsius will make a gallon of milk go sour 4 hours faster.