; and (B) ensure that the notice will continue to be displayed if a viewer of the advertisement shares the advertisement with others on that platform. (2) Safe harbor An online platform shall not be treated as having failed to comply with the requirements of paragraph (1)(A) for the misidentification of a person as the sponsor of an advertisement if— (A) the person placing the online advertisement designated the person displayed in the advertisement as the sponsor; and (B) the online platform relied on such designation in good faith. (3) Definitions In this subsection— (A) the term online platform has the meaning given such term in subsection (k)(3); (B) the term ‘ qualified political advertisement has the meaning given such term in subsection (k)(4)