Who is sending the email?

$4.$ Who is receiving the email?

$5.$ When was the email sent?

$6.$ When was the email client used to send the email?

$7.$ What was the message, and what was the subject of the email?

$8.$ With SMTP$,$ which character sequence is used to end the message?

$9.$ What of type of information is shown in packets $8,10,12,14,15$ and $17?$