6. (10 points) Jia, Yi, Bing, Ding, and Wu participate in a 100-meter race. After the race, Ding says: "I ran faster than Yi." Bing says: "Wu crossed the finish line in front of me." Jia says: "My ranking is in front of Ding, but behind Bing." Please determine the ranking based on their statements ( )
A. Wu > Bing > Ding > Jia > Yi
B. Jia > Yi > Bing > Ding > Wu
C. Yi > Ding > Jia > Bing > Wu
D. Wu > Bing > Jia > Ding > Yi
【Answer】Solution: According to the analysis, from what Ding said, we get "Ding $>$ Yi", from what Bing said, we get "Wu $>$ Bing", and from what Jia said, we get "Bing $>$ Jia $>$ Ding". Combining these, we get "Wu $>$ Bing $>$ Jia $>$ Ding $>$ Yi". Therefore, the answer is: $D$.