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Verbal·Standard English Conventions·Boundaries
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Many works of the Greek mathematician Euclid (3rd century BCE) are __________ his Elements, a treatise of mathematical knowledge, is an extant work: it can still be read.
Which choice completes the text so that it conforms to the conventions of Standard English?
A
lost and conversely,
B
lost, conversely,
C
lost. Conversely,
D
lost, and conversely