${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}\text{i}\text{d}\text{e}\text{n}\text{t}\text{i}\text{f}\text{i}\text{e}\text{s}\text{a}\text{j}\text{o}\text{b}\text{'}\text{s}\text{t}\text{a}\text{s}\text{k}\text{s}\text{,}\text{d}\text{u}\text{t}\text{i}\text{e}\text{s}\text{,}\text{a}\text{n}\text{d}\text{r}\text{e}\text{s}\text{p}\text{o}\text{n}\text{s}\text{i}\text{b}\text{i}\text{l}\text{i}\text{t}\text{i}\text{e}\text{s}\text{.}}$

$a.$ A job specification

$b.$ Organizational architecture

$c.$ A job description

$d.$ Organizational design