What Is a Potential Pitfall of Having a Strong Theoretical

What is a potential pitfall of having a strong theoretical orientation that could most likely adversely affect the quality of a researcher's work?

A) The researcher might be vulnerable to confirmation bias and look for evidence that confirms the theory while ignoring evidence that contradicts it.
B) The researcher might practice data mining by exploring datasets for relationships that might not be reliable.
C) The researcher might experience ingroup bias by having a preference for researchers who share the same theoretical orientation.
D) The researcher might not be able to distinguish language from animal sounds.