Final answer:
In paragraph 95, the phrase "sporting proposition" means a challenging task that requires skill and strategy. It is used when there are uncertain or unpredictable outcomes, often in the context of sports.
Step-by-step explanation:
In paragraph 95, the phrase "sporting proposition" most closely means a challenging or difficult task or problem that requires skill and strategy to overcome. It is used to describe a situation in which two or more possibilities are presented and the outcome is uncertain or unpredictable. This phrase is often used in the context of sports, where teams or individuals face a difficult challenge or competition.