Below architectural diagram shows components in a standard SMTP architecture. Imagining that Sender Message Transfer Agent (Client) can connect to multiple MTA servers, what benefit this would bring and what are the designing or coding efforts needed from the developer's perspective? Explain. Client User Agent MTA Message Tranfer Agent Sent mail's User at a termmal queue Sender P onnection SMTP commands, replies and mail TCP port 25 Iser Agent User Mailboxes MTA Message Tranfer Agent User at a terzinal Receiver Server If the connection between Client and Server MTA fails while the mail message is being transferred between those two, what happens to the message delivery? Explain.