The correct answer will be option-The FDA tests give reliability to the results of improved health obtained by each company.
The Food and Drug Administration or FDA is a United States federal agency established to control the food safety under the United States Department of Health and Human Services.
The FDA helps control the issues related to the safety of the food and food products like dietary supplements along with pharmaceutical drugs, biopharmaceuticals, cosmetics and other products under the Acts.
In the given question the juices before released to the market are tested by the FDA as the FDA results support the results of the research performed by the company and the give the reliability to the results.
Thus, the selected option re the correct answer.