Ada Lovelace anticipated the future of computing in a single insight ______ machines could one day be programmed to do far more than mere arithmetic.
Which choice completes the text so that it conforms to the conventions of Standard English?
- A
;
- B
, that
- Ccheck_circle
:
- D
—
Explanation
A colon introduces an explanation of "a single insight" after an independent clause. An em-dash is acceptable but less formal; a semicolon needs an independent clause expressing a separate thought; ", that" creates a fragment.