
Passage: My running ability has never been very strong, but since I used X brand running shoes, my running performance has improved greatly. Now I can run faster and farther, and my muscles are less sore after the run. Runner magazine also said that X-brand running shoes are the best-selling shoes on the market. Therefore, all people who want to improve their running performance should buy X-brand running shoes.
Question: Which of the following options does not lead to a more reasonable conclusion from the above than the conclusion drawn by me?
A. A.People who don't buy X brand running shoes are those who don't want to improve their running performance.
B. B.Runners who are similar to "I" should buy X-brand running shoes.
C. C.If you buy X brand running shoes, they will make you run faster and farther.
D. D.If the runner is not satisfied with the current running shoes, he is advised to buy X brand running shoes.
Answer: