Option 4 : One of a limited range of choices or features that is offered to a customer when purchasing an otherwise basic standard product and that has to be an integral part of the product (used in commercial trading)
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Sabelatrans Shipping Global SSG(Specialized in Shipping/Transportation of Heavy Lift, RoRo & Project forwarding by Sea , Air & Land), Shipping Terms, Ajman, UAE 2013. http://www.sabelatrans.com/shipping_terms.htm, (Log - Brit) {1030}