${?}_{{?}_{{?}_{?}}{?}_{i}s\text{a}\text{c}\text{l}\text{i}\text{e}\text{n}\frac{t}{s}\text{e}\text{r}\text{v}\text{e}\text{r}\text{p}\text{r}\text{o}\text{t}\text{o}\text{c}\text{o}\text{l}in\text{w}\text{h}\text{i}\text{c}\text{h}e-\text{m}\text{a}\text{i}\text{l}is\text{r}\text{e}\text{c}\text{e}\text{i}\text{v}\text{e}\text{d}\text{a}\text{n}\text{d}\text{h}\text{e}\text{l}\text{d}\text{f}\text{o}\text{r}\text{y}\text{o}\text{u}at\text{y}\text{o}\text{u}\text{r}\text{I}\text{n}\text{t}\text{e}\text{r}\text{n}\text{e}\text{t}\text{s}\text{e}\text{r}\text{v}\text{e}\text{r}\text{.}}$

Group $of$ answer choices

Hypertext Transfer Protocol $(HTTP)$

Domain Name Service $(DNS)$

File Transfer Protocol $(FTP)$

Internet Message Access Protocol $(IMAP)$