Answer: (D) Encoding
Step-by-step explanation:
Encoding is the process of the communication in which the encoder uses the specific medium for sending the message from the sender to its particular destination such as email, advertisement, phone call and any type of text messages.
By using the encoding process, we can convert the various character sequence into the communication form.
Therefore, the HP advertising agency assemble the words and then illustrate the communication process in the encoding form.