Act as if the world was a piece of paper rolled up where each end touched the other. then just pull them so they form a 2-D map.
Answer: This is known as RISK ASSESSMENT.
Risk assessment can be defined as the determination of the potential impact of an individual risk by measuring or otherwise assessing both the likelihood that it will occur and the impact if it should occur, and then combining the result according to an agreed rule to give a single measure of potential impact.
A. all the events are strictly judged to precise rules.
Explanation:
Not B since the X games are a US event.
Not C since the X games are held annually.
Not D since the events have been changed.
About 59% according to the article in Morbidity and Mortality Weekly Report