Whether the court of appeals erred in setting aside FDA's denial orders as arbitrary and capricious

QUESTION PRESENTED The Family Smoking Prevention and Tobacco Control Act, Pub. L. No. 111-31, Div. A, 123 Stat. 1776, requires a person to obtain authorization from the Food and Drug Administration (FDA) before introducing a new tobacco product into interstate commerce. The agency may grant such authorization only if the applicant shows, among other things, that the marketing of the product would be “appropriate for the protection of the public health.” 21 U.S.C. 387j(c)(2)(A). In this case, the agency denied respondents’ applications for authorization to market new e-cigarette products because they had failed to show that marketing the products would be appropriate for the protection of the public health. The question presented is: Whether the court of appeals erred in setting aside FDA’s denial orders as arbitrary and capricious. (I)