${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{c}an\text{r}\text{a}\text{n}\text{g}\text{e}\text{f}\text{r}\text{o}\text{m}\text{s}\text{p}\text{a}\text{n}\text{n}\text{i}\text{n}\text{g}\text{m}\text{u}\text{l}\text{t}\text{i}\text{p}\text{l}\text{e}\text{b}\text{u}\text{i}\text{l}\text{d}\text{i}\text{n}\text{g}\text{s}to\text{c}\text{o}\text{v}\text{e}\text{r}\text{i}\text{n}\text{g}\text{t}\text{h}\text{e}\text{a}\text{r}\text{e}\text{a}of\text{a}\text{c}\text{i}\text{t}\text{y}to\text{w}\text{o}\text{r}\text{l}\text{d}\text{w}\text{i}\text{d}\text{e}\text{.}}$

Answer

Unselected

Campus area networks $(CANs)$

Unselected

Wide area networks $(WANs)$

Unselected

Local area networks $(LANs)$

Unselected

Personal area network $(PANs)$