Agricultural products that are produced extremely long distances from the US can be sold in American markets today due to . A.
little demand for fruit and produce existing year-round
B.
speeds of transportation being decreased
C.
refrigeration and preservation techniques being improved
D.
fewer Americans being engaged in farming

C. refrigeration and preservation techniques being improved

Explanation:

Preservation refers to a process that preserves food for a longer period without spoiling. Most common preservation methods are freezing, sugaring, drying, salting, lactic acid fermentation, smoking, acidification, vinegar preservation, sealing, heat treatment, irradiation, use of preservatives and pasteurization.

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