Here's a problem to solve: Louis Pasteur created a process that reduced the amount of bacteria in milk. How does this process most likely benefit people?

Among the 4 following options, which is the correct answer?

- A: by helping to prevent food allergies
 
- B: by encouraging people to eat healthy foods
 
- C: by helping to keep people from becoming ill
 
- D: by curing diseases caused by lack of vitamins
 