What is the main difference between the load manifest used in domestic and flag operations and the load manifest used in supplemental operations? Group of answer choices Domestic load manifest do not require passenger names, while flap and supplemental load manifest must contain passenger names. Load manifest used in supplemental international operations may use metric measurement for weight and balance calculations. Load manifest used in supplemental international operations may use metric measurement for weight and balance calculations of fuel load only. No difference. Domestic, flag, and supplemental load manifest must contain identical information