E-mailheaders contain (a) the sender and receiver e-mail addresses, (c) the e-mail servers the message traveled through, and (d) the IP address of the receiving server. Therefore, the correct options are a, c, and d.E-mail headers contain several pieces of information that help in the delivery of the email message. The correct options from the given choices are a, c, and d.a. Thesenderand receiver e-mail addresses: The email header includes the email addresses of both the sender and the recipient. This allows the email to be properly routed and delivered to the intended recipient.c. The e-mail servers the message traveled through to reach its destination: The emailheaderalso contains information about the email servers or mail transfer agents (MTAs) that the message passed through during its journey. This information is useful for diagnosing any issues or delays that may have occurred during transmission.d. The IP address of the receiving server: The email header provides the IP address of the server that received the email. This information helps in verifying the authenticity of the email and tracing its origin.The option "b. An ESMTP number or reference number" is incorrect as the email header does not include an ESMTP number or reference number.Therefore, the correct options are a, c, and d.Learn more AboutE-mailfrom the given linkbrainly.com/question/31206705#SPJ11...

Unlock to view answer

Unlock full access for 72 hours, watch your grades skyrocket.

For just $0.99 cents, get access to the powerful quizwhiz chrome extension that automatically solves your homework using AI. Subscription renews at $5.99/week.