Final answer:
The advantage of conducting interviews by email is the ability to follow up for more information and the absence of distractions from the interviewee's appearance and behavior.
Step-by-step explanation:
An advantage of conducting interviews by email is that you can send follow-up emails to ask for more information if you need to. This allows for clarification on certain points or the opportunity to delve deeper into specific topics. Additionally, conducting interviews by email means that you are not distracted by how your interviewee looks and acts when responding to each question.
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