A person with a liberal outlook is most likely to be:

A person with a liberal outlook is characterized by their support for progressive changes and their receptiveness to novel concepts and innovations. This perspective typically embraces diversity of thought and encourages the exploration of new ideas, which can lead to societal improvements and reforms. Those with a liberal mindset often challenge conventional norms and prioritize the advancement of social justice, equality, and individual freedoms.

The other options reflect attitudes that are contrary to a liberal outlook. Being open to traditional values implies a preference for established norms, which does not align with a liberal approach that values change. Similarly, being resistant to societal change and fixed in beliefs signifies a reluctance to adapt or consider new perspectives, which contrasts sharply with the core principles of liberalism.