C) AirfreightAirfreight distribution systems offer quickness and reliability when emergency supplies are needed overseas. Airfreight is among the fastest and most reliable ways to ship supplies and freight and is frequently used to ship lightweight items nationally and internationally.Waterways are one of the oldest transportation methods. Cargo shipped on the waterways is typically low value and bulky. Waterways are an important method of shipping if shipping costs are more important than speed as waterways are cost efficient, but very slow. Trucking accounts for the vast majority of manufactured goods; however, given the reliance on highways it is not the most effective way to ship goods overseas.