${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}is\text{w}\text{h}\text{e}\text{n}\text{a}\text{c}\text{o}\text{m}\text{p}\text{a}\text{n}\text{y}\text{e}\text{x}\text{t}\text{e}\text{n}\text{d}\text{s}\text{i}\text{t}\text{s}\text{c}\text{o}\text{n}\text{t}\text{r}\text{o}\text{l}\text{o}\text{v}\text{e}\text{r}\text{a}\text{s}\text{t}\text{a}\text{g}\text{e}of\text{p}\text{r}\text{o}\text{d}\text{u}\text{c}\text{t}\text{i}\text{o}\text{n}\text{,}\text{w}\text{i}\text{t}\text{h}\text{i}\text{n}its\text{v}\text{a}\text{l}\text{u}\text{e}\text{c}\text{h}\text{a}\text{n}\text{g}\text{e}\text{t}\text{h}\text{a}\text{t}\text{p}\text{r}\text{o}\text{v}\text{i}\text{d}\text{e}\text{s}an\text{i}\text{n}\text{p}\text{u}\text{t}or\text{r}\text{e}\text{c}\text{e}\text{i}\text{v}\text{e}\text{s}an\text{o}\text{u}\text{t}\text{p}\text{u}\text{t}\text{.}}$

Question $20$ options:

Strategy integration.

Backward integration.

Vertical integration.

Outsourcing.