ACCorDing to pArAgrAph two, sEtting up AirlinE AlliAnCEs will ChiEFly BEnEFit______. A．north AmEriCAn AirlinEs AnD thEir DomEstiC trAvElErs B．north AmEriCAn AirlinEs AnD thEir ForEign CountErpArts C．AsiAn AirlinEs AnD thEir ForEign trAvElErs D．AsiAn AirlinEs AnD thEir DomEstiC trAvElErs
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