Afood handler's duties regarding food safety include all of the following practices except: prevention of food contamination periodically test food for illness causing microorganisms handle, transport, and store food safely dispose of food that poses a potential threat to human health

The answer to your question is,

Periodically test food for illness causing microorganisms.

-Mabel <3

The correct answer is ‘Periodically test food for illness causing microorganisms’.

A food handler performs a lot of duties while handling food such as preventing food from contamination, handling, transporting, and storing food in safe environment. He also ensures to safe disposal of food that could be a potential threat to human health. However, something that is not part of his duties is periodically testing food for illness caused by microorganisms. Microbial food testing is a specialized activity performed in well-equipped labs under the guidance of trained technician.

the correct answer would be b, when, queen, calder hall and london.

explanation:

we always capitalize words when a paragraph or sentence is starting, when an important name is used, when a place is being written, or simply when a noun is used, etc. so in this sentence, sentence is starting from 'when', so it will be written in capital letters. secondly, queen is considered to be an important person, so it will also be written in capital letter. next, the name of the town is mentioned, i-e calder hall, which will also be written in capital letters. in the last,   city name is being used, 'london', which will also be written in capital letters. so option b is the most appropriate one.

i think the answer to your question is b. directive