; and (G) using public communications and global diplomatic engagements to highlight the role of petroleum product smuggling in supporting Iran’s human rights abuses and destabilizing terrorism activities; and (4) an assessment of— (A) the total number of vessels smuggling Iranian-origin petroleum products; (B) the total number of vessels smuggling such petroleum products destined for the People's Republic of China; (C) the number of vessels smuggling such petroleum products specifically from the Islamic Revolutionary Guard Corps; (D) the most strategic locations for intercepting smuggled Iranian-origin petroleum products destined for the People's Republic of China; (E) interference from the People's Republic of China in attempts by the United States to investigate or enforce sanctions on Iranian petroleum product exports; (F) the effectiveness of the use of sanctions with respect to insurers of entities that own or operate vessels involved in smuggling Iranian-origin petroleum products; (G) the distinction between the total number of suspected violations of sanctions related to smuggling of Iranian-origin petroleum products and the number of vessels legally viable to seize and prosecute in litigation, if any, and an accompanying explanation for each; (H) the personnel and resources needed to enforce sanctions with respect to Iranian-origin petroleum products