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

Question content area bottom

Part $1$

$A.$

A value chain model

$B.$

A focused niche strategy

$C.$

A benchmark

$D.$

A strategic enabler