You have 10 trillion pounds. There is only one restriction: you can only spend the money on one category. For example, if you choose charity, you can only spend your money on charity. If you die, the money still goes to charity. Your goal is to find the category you believe would be most efficient and beneficial.
Everything you need to know has already been given to you. Dont ask for more info.
You will be graded. Consider this a sort of IQ test. For less intelligent people, consider this a morality test as well.