Which of the following technological innovations played the largest role in enabling this system of exchange?

(A) The outrigger canoe (B) Lateen sails (C) The lodestone compass (D) Stern ruddersExplanation: (B) This question calls for knowledge related to the stimulus material, but not referred to it directly. Answer A applies more to the Pacific, and while C and D were important, the development of lateen sails, which used wind more efficiently than older sailing systems, was key to the open-water navigation necessary for the creation of the Indian Ocean trade network.