The best way to avoid bacterial contamination is ensuring: C. you change utensils when tasting different foods.
Food preservation is an art that typically involves the process of preventing food spoilage by mitigating or reducing microbial activities (growth) and other external factors while maintaining the nutritional value, flavor and texture of a food. Some of the common factors that causes food spoilage are temperature, oxidation, moisture content, microorganisms such as yeast, molds, bacteria, etc.
A pathogen can be defined as living organisms that are capable of causing diseases to their hosts such as humans. Some examples of pathogens are virus, fungi, worms, protozoa, bacteria, etc.
A bacteria can be defined as a living unicellular microorganisms which are not visible be to the naked eye and are found everywhere.
Basically, bacteria could be lying on cooking utensils and one wouldn't see them because they are microscopic. Thus, different utensils should be used when tasting different food so as to avoid contaminating them with bacteria.
In conclusion, you should ensure your food isn't contaminated by a bacteria by changing utensils when tasting different foods.
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