The answer to this question is letter E. A destination address refers to the main point that will be considered as the endpoint. This means that destination A to destination B is two different endpoints. Take note that destination addresses come with different classifications.
If you would like to know more about this topic in general, you have to be familiar with the classifications because they are going to be applied to the various network layers available. This is one process that can be used when sending multiple data files to one receiver or sending a file to different recipients.