In the context of cleaning, what is the key difference between a cleaner, a sanitizer, and a disinfectant?
a) Cleaner removes dirt, sanitizer kills bacteria, disinfectant eliminates viruses
b) Cleaner removes stains, sanitizer kills viruses, disinfectant eliminates bacteria
c) Cleaner removes germs, sanitizer kills fungi, disinfectant eliminates pathogens
d) Cleaner removes impurities, sanitizer kills microbes, disinfectant eliminates all microorganisms