${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}is\text{a}\text{n}\text{e}\text{c}\text{e}\text{s}\text{s}\text{a}\text{r}\text{y}\text{c}\text{o}\text{m}\text{p}\text{o}\text{n}\text{e}\text{n}\text{t}of\text{s}\text{a}\text{f}\text{e}\text{t}\text{y}-at-\text{w}\text{o}\text{r}\text{k}\text{a}\text{p}\text{p}\text{r}\text{o}\text{a}\text{c}\text{h}\text{e}\text{s}if\text{t}\text{h}\text{e}\text{y}\text{a}\text{r}\text{e}to\text{h}\text{a}\text{v}\text{e}\text{l}\text{o}\text{n}\text{g}-\text{l}\text{a}\text{s}\text{t}\text{i}\text{n}\text{g}\text{r}\text{e}\text{s}\text{u}\text{l}\text{t}\text{s}\text{?}}$

$a.$

$An$ operational and procedural employee approach

$b.$

Effective and efficient employer accountability

$c.$

Sound and strong management commitment

$d.$

Executive and management consultation