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Verbal·Standard English Conventions·Boundaries
easy
The Byzantine Empire, which reigned in the Mediterranean from around 330 CE to 1453 CE, benefited from trade with other societies: its merchants exported salt, textiles, and iron and        other valuable commodities, such as silk, grain, and spices, which were then traded locally.
Which choice completes the text so that it conforms to the conventions of Standard English?
A
to
B
imported
C
importing
D
having imported