Answer:
Barge Transportation
Explanation:
Based on the information provided in the question with regards to Carlina's business it is most likely that Carlina uses Barge Transportation for this part of her business. A Barge is a huge flat-bottomed boat that moves goods through rivers and water canals. Since they can carry a vast amount of product these are the cheapest, most efficient, and most used way of transporting large quantities of soybean from place to place.
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