Question: In 2007, what kind of contest was Jennifer Strange participating in upon her death?

Is "More usually, the condition occurs in long-distance endurance events (such as marathon or triathlon competition and training) and causes gradual mental dulling, headache, drowsiness, weakness, and confusion; extreme cases may result in coma, convulsions, and death." the correct answer?
Choices:
(A). yes.
(B). no.
(B).