How often must food service establishments allow the regulatory authority to inspect their facilities?

once a month
once every three months
once every six months
once a year

Once every six months.

Explanation:

Your lesson is referring to Texas law. This is a question from Intro to Culinary Arts A, in which the Texas laws and regulations that govern food are used as example. The answer is six months, as the textbook/lesson says here:

"The food service establishment must allow the regulatory authority access to the establishment for inspection purposes at least once every six months."

where are the choices