100% in Section B (as stated in the approach to examining).
If “controls” is the 30 mark Q in Section B rather than “risk”, it may not come up in any of the 3 OT-case Qs in Section A. For example, the OT-case scenarios may be drawn from “ethics” and/or “governance”, some other audit evidence topic (since this topic is vast) and “completion/review” and/or “reporting”.