Food manufacturers must be able to trace all ingredients in case of contamination or recall

The answer that will complete the sentence above is the packaging. It is because it is a must that the food manufacturers to check on the ingredients but also the packaging before it could be sent out to other branches or companies to ensure that there is no contamination of which could harm other people that will buy it and to ensure that the quality of the food is good enough for the people.

wat do u mean

Explanation: