B because when they make tools they make multiple.
One persons focus of control is one person's impact on a situation.
Circumstance is beyond one person's control but influenced by everyone's interactions to the situation.
When he supported the Northern Securities Company.
have both of them be right next to each other at the same time and ask them what's going on so they can't lie while being right next to each other. If they both don't fess up just make sure they're always seperated.