Presumably the interactive function could not have arisen independently of the epistemic one, however.
Presumably, this difference can be traced to deeper epistemological commitments.
But the 0-2 range is considered acceptable by three-quarters of the population and presumably might be adopted with sufficient encouragement.
Notionally, then, in the writer's mind, there is presumably only one thing present, hence the singular verb.
Presumably, the impact of such an effect would be seen most clearly in older respondents.
There is also presumably a threshold of disagreement that needs to be reached before this argument comes into force.
It is the apparently homogeneous nature of the endemic populations, presumably a property of their large size, which make this analysis possible.
Such a revolution would presumably be ' too much at variance ' with one's prior ethical outlook.