Assuming that the passage from the query is about the thinking about a person who is confronted with choosing a training course of motion to just take, not evaluating the result of an action by now taken, I'd use best being an adjective. CowperKettleCowperKettle 36.7k1818 gold badges137137 silver badges235235 bronze https://ankle-braces-for-neuropat03692.blogoscience.com/43070633/the-smart-trick-of-best-posture-corrector-that-nobody-is-discussing