单选题 What kind of athletic event(s) was/were held in the first thirteen Olympic Games?

【正确答案】 C
【答案解析】细节题。题干中出现数字the first thirteen,根据数字快速回文中查找,可以看到第三段最后一句:“The first thirteen Olympics consisted of only one race—running.”running属于track events(竞赛),因此选C。