Answer:
C. the heat from fire kills bacteria in meat that cause sickness.
Step-by-step explanation:
There are two main ways of killing bacteria in food to ensure they are safe to consume. The first is to use a fire and up the temperature high enough to kill existing bacterias, while keeping the food from being burnt. The other way is to freeze the food so that the bacteria does not have the chance to expand and infect all of the food.
~