Mario disagrees with this, but Lucy agrees. Mario claims that a unique domain of inquiry is a necessary requirement for a genuinely autonomous discipline. Lucy thinks that a unique methodology is necessary but a unique domain is not. This is a point of disagreement.

Neither speaker mentions the characteristics that any field that is not a genuinely autonomous discipline can or cannot have. We just don’t know.

Each speaker proposes one of these only as a necessary condition for a genuinely autonomous discipline. However, we don’t know if either speaker thinks that these conditions, together or apart, are sufficient to make a domain genuinely autonomous.

Neither speaker gives an opinion on this entire statement. To each speaker, lacking one of these conditions is sufficient to make a field not autonomous. However, neither speaker implies that the lack of both conditions is necessary for a field not to be autonomous.

Neither speaker gives an opinion about this. Mario thinks that focusing on unique issues is necessary for a discipline to be genuinely autonomous, but we don’t know if he thinks there are other necessary conditions as well. We know even less about Lucy’s opinion.