; (B) child labor, forced labor, and human trafficking; (C) international relations and economic affairs; and (D) other functions and activities as designated by the Secretary of Labor. (2) Deputy undersecretary The Secretary of Labor shall appoint a Deputy Undersecretary for International Affairs to head the Bureau. The Deputy Undersecretary for International Affairs shall continue to carry out all duties assigned to the Deputy Undersecretary for International Affairs as of the day before the date of enactment of the Bureau of International Labor Affairs Authorization Act of 2020 and other duties and functions, as appropriate, to fulfill the mission of the Bureau. (3) Functions The functions of the Bureau on and after the date of enactment of the Bureau of International Labor Affairs Authorization Act of 2020 shall include the responsibilities and functions of the Bureau on the day before the date of enactment of the Bureau of International Labor Affairs Authorization Act of 2020, and include all of its personnel, assets, authorities, liabilities, and other resources, including representational funds, required to support such functions. (4) Mission The mission of the Bureau shall be to— (A) promote a fair global playing field for workers and businesses in the United States and around the world by enforcing trade commitments, strengthening international labor standards, and combating international child labor, forced labor, and human trafficking; (B) assist trading partners, through technical assistance and capacity building, in improving working conditions, combating child labor, forced labor, and human trafficking, raising living standards, and protecting the ability of workers to exercise their internationally recognized labor rights to promote a fair global playing field for workers and businesses in the United States and trade partner countries; (C) support negotiations, conduct monitoring, and administer, and engage in enforcement of, labor commitments in trade agreements and preference programs