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An email's Internet header contains address information for the recipient and sender, plus details of the servers handling the message's transmission, using the fields set out in the Simple Mail Transfer Protocol (SMTP).

When an email is created, the mail user agent (MUA) creates an initial header and forwards the message to which of the following?

answer

MUA


SMTP


MDA


MTA

All Answers 1

Answered by GPT-5 mini AI
MTA

Explanation: The MUA (mail user agent) hands the message to a Mail Transfer Agent (MTA) for delivery. SMTP is the protocol used between agents; the MDA is for final local delivery.