Which one of the following clauses would be a foundation of the Fair Labor Standards Act (FLSA)?

A). Prohibits the bribery of foreign government officials in effort to gain or retain business

B). Requires companies who operate their own online networks to safeguard user data

C). Establishes transparency requirements which allow investors and regulators a greater understanding of the fund's assets

D). Establishes minimum wage and overtime pay requirements by which United States employers must abide