A long-distance run is good in many ways.

　　题干大意：长跑有多方面的好处。题目的关键词是"long-distance run"，对应原文倒数第二段第三句：Running isn't always about how fast you are running or how far you're going.原文是说跑步这项运动并不总是要求跑多快或者跑多远。题目所说的内容在文中并没有出现，故选C。