UNABLE TO RUN THE ENTIRE 42 KILOMETERS, SHE DECIDED TO DROP OUT OF...

13. Unable to run the entire 42 kilometers, she decided to drop out of the race, ___________ her a heat stroke. A. which the fatigue from the intense heat having almost given B. the fatigue from the intense heat almost gave C. the fatigue from the intense heat had almost given D. the fatigue from the intense heat having almost given