The best means of preventing growth of undesirable organisms in fermented juice is to _____
(a) Add strong, unpasteurized vinegar after alcoholic fermentation is complete
(b) Add sugar
(c) All of the mentioned
(d) Neither of the mentioned
I have been asked this question in quiz.
Query is from Principles of Food Preservation by Fermentation-2 in chapter Principles of Semi-Moist Foods, Principles of Food Preservation by Fermentation, Principles of Food Pickling and Curing and Principles of Food Storage Stability of Food Engineering