Antarctica is the coldest, driest, and windiest continent on Earth ______ it is also home to a surprising diversity of resilient life forms.
Which choice completes the text so that it conforms to the conventions of Standard English?
- A
,
- B
(empty)
- C
, but
- Dcheck_circle
;
Explanation
A semicolon joins two contrasting independent clauses cleanly. "," is a splice; " " is a run-on; ", but" works grammatically but the semicolon is more appropriate without a conjunction.