${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_c\text{o}\text{n}\text{s}\text{i}\text{s}\text{t}\text{s}of\text{p}\text{r}\text{o}\text{g}\text{r}\text{a}\text{m}\text{s}\text{t}\text{h}\text{a}\text{t}\text{p}\text{e}\text{r}\text{f}\text{o}\text{r}\text{m}business\text{f}\text{u}\text{n}\text{c}\text{t}\text{i}\text{o}\text{n}\text{s}\text{s}\text{u}\text{c}\text{h}as\text{l}\text{e}\text{d}\text{g}\text{e}\text{r}\text{a}\text{n}\text{d}\text{a}\text{c}\text{c}\text{o}\text{u}\text{n}\text{t}\text{i}\text{n}\text{g}\text{.}}$

$(TCO5)$

Group $of$ answer choices

Application software

Market software

$An$ operating system

Firmware