The last two arguments, making use of the idea, first, that being justified implies having justified, and then second, that being justified implies being able to justify, may be taken to show a key way that defenders of accessibility internalism may conceive of justified belief or knowledge.
Sellars has a larger condition in mind: "The essential point is that in characterizing an episode or a state as that of knowing, we are not giving an empirical description of that episode or state; we are placing it in the logical space of reasons, of justifying and being able to justify what one says" (EPM: §36, in SPR: 169; in KMG: 248).
It might be objected, for example, that possessing a given concept simply requires being able to make de facto justified judgments involving that concept rather than being able to justify judgments involving that concept.
It's about being able to justify the work that you do.
Generally, the projects – and even commercial software – consider only the associated static problem, which proved itself as not being able to justify the measurement differences obtained on field.
These days are long gone, and the onus is now very much on the teacher and school being able to justify their decisions to parents.
