Spring water can take decades to reach an aquifer ______ surface water in lakes and rivers cycles through the atmosphere in days or weeks.
Which choice completes the text so that it conforms to the conventions of Standard English?
- A
,
- B
(empty)
- Ccheck_circle
;
- D
, and
Explanation
A semicolon cleanly joins two contrasting independent clauses. ", " is a splice; " " is a run-on; ", and" weakly states the relation as additive when contrast is intended.