Question

4. Which of the following methods of preserving food keeps food for long without going bad by making bacteria inactive? A. Freezing and deep frying B. Canning and salting C. Charcoal cooler and freezing D. Drying and carbon dioxide 4 . Which of the following methods of preserving food keeps food for long without going bad by making bacteria inactive ? A. Freezing and deep frying B. Canning and salting C. Charcoal cooler and freezing D. Drying and carbon dioxide​

Answer 1

c. because it lacks oxygen which might support life of the bacteria