$($i$)0\mathrm{.}3$ List the three basic components of E$-$Mail.

$($ii$)0\mathrm{.}5$ What differences there are between SMTP and HTTP$.$

$($iii$)[0\mathrm{.}5]$ Suppose Alice, with a Web$-$based email account $($such as Hotmail or Gmail$),$ sends a message to

Bob, who assesses his mail from his mail server using POP$3.$ Discuss how the message gets from Alice's

host to Bob's host. Be sure to list the series of application layer protocols that are used to move the message

between the two hosts.