Answer:
It is falsificationism
Step-by-step explanation:
The falsificationism founded by Karl Popper. According to Popper, contrasting a theory represents the attempt to refute it through a counterexample. If by chance the theory cannot be refuted, then that theory is corroborated, and in this way be accepted, but it is not verified, according to Popper there is no theory that is absolutely true, but to the maximum as not refuted. Falsificationism is one of the main pillars of the scientific method.