About fair gambling, which option is true:
A、Riskaversepeoplewillnot
participate;
B、Gamblingwithzeroentrancefee;
C、Fairgamblingisgamblingwheretheentrancefeeis
equaltotheexpectedreturnofgambling;
D、BothAandCarecorrect
发布时间：2025-05-12 18:06:49
