A person is not eligible to take the examination unless the person possesses one of the following qualifications:
(a) Graduation from a four-year college with specialization in studies which related to dairy farms, milk and milk products, the food sciences, or animal science.
(b) Graduation from a veterinary college of recognized standing at the time of graduation and at least one year of experience in the production, processing, or inspection of milk or milk products.
(c) Employed as a registered sanitarian in the State of California for at least two years immediately prior to applying for the certification examination and possesses a bachelor’s degree.