Answer:
The answer is D. Encoding the message.
Step-by-step explanation:
The process of encoding a message refers to the composition and production of a particular message. During this process, the sender must translate their information into a message using symbols or letters in a way that the receiver will not encounter any difficulty in getting the information.
Therefore, in the scenario presented above, the process of Jenna composing the email is referred to as encoding. On the other hand, the process whereby her boss will read the email and get the message is called decoding of the message.