What does the parenthesis denote? is it like BEDMASS? #help (Added by admin)

so the default meaning of or we should assume would be inclusive?

#help (added by Admin)

Concession words seem to serve as not turning the argument, but offer an idea of "this is partially true, but this should be still considered" where as words like but however, negate the previous thing completely, as they are rejecting or turning away from that idea