What does the Risk Solver Platform $($RSp$)$ default integer tolerance factor of $0$ accomplish?

A$.$ Stops B & B $($Branch$-$and$-$Bound$)$ afer $100\%$ of all solutions are examined.

B$.$

Stops B & B $($Branch$-$and$-$Bound$)$ when any feasible ILP $($integer linear programming$)$ solution is $0\%$ from the

current Ip solution

C$.$ Stops B & B $($Branch$-$and