Mountaineering is a sport and【14】a game. There are no man-made rules, as there are for such games as golf and football. There,【15】, rules of a different kind which it would be dangerous to ignore, but it is this freedom from man-made rules that makes mountaineering【16】to many people. Those who climb mountains are free to use their own methods.
If we compare mountaineering and other more【17】sports, we might think that one big difference is that mountaineering is not a“team game”. We should be mistaken【18】this. There are, it is true, no“matches”between“team”of climbers, but when climbers are on a rock face linked by a rope on which their lives may depend, there is【19】teamwork.
The mountain climber knows that he may have to fight forces that are stronger and more powerful than man. He has to fight the forces of【20】. His sport requires high mental and physical qualities.
(11)
A. part
B. sorts
C. sport
D. kind