Answer:
it's option A: proper heating methods
Explanation:
Bacteria in food are killed by cooking to temperatures above 73 °C (163 °F).
The best way to get rid of pathogenic contamination is by proper heating methods.
To destroy pathogenic contamination especially in food, Best practices for handling food and storage should be encouraged because these pathogens can multiply, when certain conditions are not met.
Research has found out that if food is heated at and above 60°C /140°F, virtually all pathogenic bacteria can be destroyed. Cooling and freezing may just prevent their growth but not destroy them.
Some Heating methods that can be used to kill pathogens in food includes
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