${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}isan\text{e}\text{f}\text{f}\text{o}\text{r}\text{t}bybusinessesto\text{a}\text{d}\text{d}\text{r}\text{e}\text{s}\text{s}\text{s}\text{e}\text{r}\text{i}\text{o}\text{u}\text{s}\text{d}\text{e}\text{f}\text{i}\text{c}\text{i}\text{e}\text{n}\text{c}\text{i}\text{e}\text{s}in\text{b}\text{a}\text{s}\text{i}\text{c}\text{s}\text{k}\text{i}\text{l}\text{l}\text{s}\text{a}\text{m}\text{o}\text{n}\text{g}\text{n}\text{e}\text{w}\text{e}\text{m}\text{p}\text{l}\text{o}\text{y}\text{e}\text{e}\text{s}\text{.}}$

Question $15$Answer

$a.$

Skills training

$b.$

Retraining

$c.$

Computer training

$d.$

Literacy training