What is the focus of the study on the expression of epistemic modality and evidentiality in academic discourse? The study focuses on the explicit ...

What is the focus of the study on the expression of epistemic modality and evidentiality in academic discourse?

The study focuses on the explicit expression of the speaker's attitude towards the truth of the proposition being communicated.
The study focuses on the implicit expression of the speaker's attitude towards the truth of the proposition being communicated.
The study focuses on the expression of the speaker's attitude towards the axiological modality of the proposition being communicated.